feat: added sg description

Author: anmolnagpal

_example/memcached/outputs.tf

@@ -1,3 +1,8 @@
+output "id" {
+  value       = module.memcached.*.id
+  description = "memcached id."
+}
+
 output "tags" {
   value       = module.memcached.tags
   description = "A mapping of tags to assign to the resource."

_example/redis/outputs.tf

@@ -14,5 +14,6 @@ output "redis_endpoint" {
 }
 
 output "sg_id" {
-  value = module.redis.*.sg_id
+  value       = module.redis.*.sg_id
+  description = "of the security group id."
 }

variables.tf

@@ -366,8 +366,9 @@ variable "is_external" {
 }
 
 variable "sg_ids" {
-  type    = list(any)
-  default = []
+  type        = list(any)
+  default     = []
+  description = "of the security group id."
 }
 
 variable "sg_description" {