Fix indentation level in code exploration doc (elastic#72274) (elastic#72693)

* fix indentation level in code exploration doc

* run the script to update the file

Author: Stacey Gammon

docs/developer/architecture/code-exploration.asciidoc

@@ -11,7 +11,7 @@ NOTE:
 ////
 
 [[code-exploration]]
-=== Exploring Kibana code
+== Exploring Kibana code
 
 The goals of our folder heirarchy are:
 
@@ -28,10 +28,10 @@ To that aim, we strive to:
 
 [discrete]
 [[kibana-services-applications]]
-==== Services and Applications
+=== Services and Applications
 
 [discrete]
-===== src/plugins
+==== src/plugins
 
 - {kib-repo}blob/{branch}/src/plugins/advanced_settings[advancedSettings]
 
@@ -283,7 +283,7 @@ WARNING: Missing README.
 
 
 [discrete]
-===== x-pack/plugins
+==== x-pack/plugins
 
 - {kib-repo}blob/{branch}/x-pack/plugins/actions/README.md[actions]
 

packages/kbn-dev-utils/src/plugin_list/generate_plugin_list.ts

@@ -54,7 +54,7 @@ NOTE:
 ////
 
 [[code-exploration]]
-=== Exploring Kibana code
+== Exploring Kibana code
 
 The goals of our folder heirarchy are:
 
@@ -71,14 +71,14 @@ To that aim, we strive to:
 
 [discrete]
 [[kibana-services-applications]]
-==== Services and Applications
+=== Services and Applications
 
 [discrete]
-===== src/plugins
+==== src/plugins
 ${Array.from(printPlugins(ossPlugins)).join('\n')}
 
 [discrete]
-===== x-pack/plugins
+==== x-pack/plugins
 ${Array.from(printPlugins(xpackPlugins)).join('\n')}
 `;
 }