[ReleasePR appconfiguration] Amend error response to indicate that we…

… return additional error info. (#1330)

Create to sync Azure/azure-rest-api-specs#11678

schemas/2019-02-01-preview/Microsoft.AppConfiguration.json

@@ -81,4 +81,4 @@
       "description": "The properties of a configuration store."
     }
   }
-}
+}

schemas/2019-10-01/Microsoft.AppConfiguration.json

@@ -157,4 +157,4 @@
       "properties": {}
     }
   }
-}
+}

schemas/2019-11-01-preview/Microsoft.AppConfiguration.json

@@ -374,4 +374,4 @@
       "description": "A resource identity that is managed by the user of the service."
     }
   }
-}
+}

schemas/2020-06-01/Microsoft.AppConfiguration.json

@@ -374,4 +374,4 @@
       "description": "A resource identity that is managed by the user of the service."
     }
   }
-}
+}