updating plainHTTP to plainHttp (#6943)

# Description

-Added  changes to rename plainHTTP property to plainHttp
- updated it on typespec and generated the code and updated unit tests. 

## Type of change

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Fixes: #6940

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### Summary
🔧🔄📝

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This pull request renames the `plainHTTP` property to `plainHttp` in
various JSON, Go, and TypeScript files that are related to Bicep and
environment recipes. This is done to ensure consistency between the
code, the JSON schema, and the OpenAPI specification.

> _We are the renegades of `plainHttp`_
> _We defy the tyranny of `plainHTTP`_
> _We align the code with the schema and the spec_
> _We are the renegades of `plainHttp`_

### Walkthrough
* Rename `plainHTTP` property to `plainHttp` in all JSON, Go,
TypeScript, and OpenAPI files to ensure consistency and alignment with
naming conventions
([link](https://github.com/radius-project/radius/pull/6943/files?diff=unified&w=0#diff-5ebcba4c29787645de8388e21ceea2cd681cab503ffab539ac282adccd2de2f1L4-R4),
[link](https://github.com/radius-project/radius/pull/6943/files?diff=unified&w=0#diff-2fc231a38ea62a42b47752ad6dff1e90a78b221b12d803073e4de8fa0f36f68aL42-R42),
[link](https://github.com/radius-project/radius/pull/6943/files?diff=unified&w=0#diff-9c2e08918bebee99736d5983565f2e44042c9c138ffb376fa6d9f6054efc0d2eL40-R40),
[link](https://github.com/radius-project/radius/pull/6943/files?diff=unified&w=0#diff-bc1502ced9e29d6d61dc028d22603e863f59a981bbc54a59879ba3177d8e62e9L426-R426),
[link](https://github.com/radius-project/radius/pull/6943/files?diff=unified&w=0#diff-bc1502ced9e29d6d61dc028d22603e863f59a981bbc54a59879ba3177d8e62e9L444-R444),
[link](https://github.com/radius-project/radius/pull/6943/files?diff=unified&w=0#diff-bc1502ced9e29d6d61dc028d22603e863f59a981bbc54a59879ba3177d8e62e9L465-R465),
[link](https://github.com/radius-project/radius/pull/6943/files?diff=unified&w=0#diff-bc1502ced9e29d6d61dc028d22603e863f59a981bbc54a59879ba3177d8e62e9L483-R483),
[link](https://github.com/radius-project/radius/pull/6943/files?diff=unified&w=0#diff-bc1502ced9e29d6d61dc028d22603e863f59a981bbc54a59879ba3177d8e62e9L3267-R3267),
[link](https://github.com/radius-project/radius/pull/6943/files?diff=unified&w=0#diff-bc1502ced9e29d6d61dc028d22603e863f59a981bbc54a59879ba3177d8e62e9L3286-R3286),
[link](https://github.com/radius-project/radius/pull/6943/files?diff=unified&w=0#diff-b9eb5dc9371937efbfc783c67791f6a4da924efc2126d841289ed88c936cc4bbL54-R54),
[link](https://github.com/radius-project/radius/pull/6943/files?diff=unified&w=0#diff-65fb01db3055625aa2990fdbaf8053f34dbb4df3f6fded4710b12bc13fdeb12aL21-R21),
[link](https://github.com/radius-project/radius/pull/6943/files?diff=unified&w=0#diff-31df6a867aea76382a87df5433b2c7d018f97461e5221da1a06810ac182f9fc7L4-R4),
[link](https://github.com/radius-project/radius/pull/6943/files?diff=unified&w=0#diff-ac35cdfa65680d5d2be2d0513a686f4651b9a41eb951d05dcd446bc927090d68L2799-R2799),
[link](https://github.com/radius-project/radius/pull/6943/files?diff=unified&w=0#diff-ac35cdfa65680d5d2be2d0513a686f4651b9a41eb951d05dcd446bc927090d68L2815-R2815),
[link](https://github.com/radius-project/radius/pull/6943/files?diff=unified&w=0#diff-ac35cdfa65680d5d2be2d0513a686f4651b9a41eb951d05dcd446bc927090d68L4756-R4756),
[link](https://github.com/radius-project/radius/pull/6943/files?diff=unified&w=0#diff-afd83699015b6426efe6ec70fcec90303e63689cef1b48839eb95d8435acd046L109-R109),
[link](https://github.com/radius-project/radius/pull/6943/files?diff=unified&w=0#diff-afd83699015b6426efe6ec70fcec90303e63689cef1b48839eb95d8435acd046L145-R145))

Signed-off-by: Vishwanath Hiremath <vhiremath@microsoft.com>
Co-authored-by: Karishma Chawla <kachawla@microsoft.com>

pkg/corerp/api/v20231001preview/testdata/environmentrecipepropertiesdatamodel-insecure-registry.json

@@ -1,7 +1,7 @@
 {
     "templateKind": "bicep",
     "templatePath": "br:localhost:8000/recipes/cosmosdb",
-    "plainHTTP": true,
+    "plainHttp": true,
     "parameters": {
       "throughput": {
         "maxValue": 400,

pkg/corerp/api/v20231001preview/testdata/environmentresource.json

@@ -39,7 +39,7 @@
         "redis-recipe": {
           "templateKind": "bicep",
           "templatePath": "br:ghcr.io/sampleregistry/radius/recipes/rediscaches",
-          "plainHTTP": true
+          "plainHttp": true
         }
       },
       "Applications.Dapr/stateStores":{

pkg/corerp/api/v20231001preview/testdata/environmentresourcedatamodel.json

@@ -37,7 +37,7 @@
           "parameters" : {
             "throughput": 400
           },
-          "plainHTTP":true
+          "plainHttp":true
         },
         "terraform-recipe": {
           "templateKind": "terraform",

pkg/corerp/datamodel/environment.go

@@ -51,7 +51,7 @@ type EnvironmentRecipeProperties struct {
 	TemplatePath    string         `json:"templatePath"`
 	TemplateVersion string         `json:"templateVersion,omitempty"`
 	Parameters      map[string]any `json:"parameters,omitempty"`
-	PlainHTTP       bool           `json:"plainHTTP,omitempty"`
+	PlainHTTP       bool           `json:"plainHttp,omitempty"`
 }
 
 // Recipe represents input properties for recipe getMetadata api.

pkg/corerp/frontend/controller/environments/testdata/environment20231001preview_output.json

@@ -18,7 +18,7 @@
                 "mongo-azure": {
                     "templateKind": "bicep",
                     "templatePath": "ghcr.io/radius-project/dev/recipes/mongodatabases/azure:1.0",
-                    "plainHTTP": false,
+                    "plainHttp": false,
                     "parameters": {
                         "throughput": 400
                     }

pkg/corerp/frontend/controller/environments/testdata/environmentgetrecipemetadata20231001preview_output.json

@@ -1,7 +1,7 @@
 {
   "templateKind": "bicep",
   "templatePath": "ghcr.io/radius-project/dev/recipes/functionaltest/parameters/mongodatabases/azure:1.0",
-  "plainHTTP": false,
+  "plainHttp": false,
   "parameters": {
     "mongodbName": {
       "type" : "string"

swagger/specification/applications/resource-manager/Applications.Core/preview/2023-10-01-preview/openapi.json

@@ -2796,7 +2796,7 @@
       "type": "object",
       "description": "Represents Bicep recipe properties.",
       "properties": {
-        "plainHTTP": {
+        "plainHttp": {
           "type": "boolean",
           "description": "Connect to the Bicep registry using HTTP (not-HTTPS). This should be used when the registry is known not to support HTTPS, for example in a locally-hosted registry. Defaults to false (use HTTPS/TLS)."
         }
@@ -2812,7 +2812,7 @@
       "type": "object",
       "description": "Represents Bicep recipe properties.",
       "properties": {
-        "plainHTTP": {
+        "plainHttp": {
           "type": "boolean",
           "description": "Connect to the Bicep registry using HTTP (not-HTTPS). This should be used when the registry is known not to support HTTPS, for example in a locally-hosted registry. Defaults to false (use HTTPS/TLS)."
         }
@@ -4753,7 +4753,7 @@
           "description": "The key/value parameters to pass to the recipe template at deployment.",
           "properties": {}
         },
-        "plainHTTP": {
+        "plainHttp": {
           "type": "boolean",
           "description": "Connect to the Bicep registry using HTTP (not-HTTPS). This should be used when the registry is known not to support HTTPS, for example in a locally-hosted registry. Defaults to false (use HTTPS/TLS)."
         }

typespec/Applications.Core/environments.tsp

@@ -106,7 +106,7 @@ model BicepRecipeProperties extends RecipeProperties {
   templateKind: "bicep";
 
   @doc("Connect to the Bicep registry using HTTP (not-HTTPS). This should be used when the registry is known not to support HTTPS, for example in a locally-hosted registry. Defaults to false (use HTTPS/TLS).")
-  plainHTTP?: boolean;
+  plainHttp?: boolean;
 }
 
 @doc("Represents Terraform recipe properties.")
@@ -142,7 +142,7 @@ model RecipeGetMetadataResponse {
   parameters: {};
 
   @doc("Connect to the Bicep registry using HTTP (not-HTTPS). This should be used when the registry is known not to support HTTPS, for example in a locally-hosted registry. Defaults to false (use HTTPS/TLS).")
-  plainHTTP?: boolean;
+  plainHttp?: boolean;
 }
 
 @armResourceOperations