Allow edit for daprAIInstrumentationKey (Azure#21815)

Co-authored-by: Nan Jiang <naji@microsoft.com>

Author: 2 people

specification/app/resource-manager/Microsoft.App/preview/2022-01-01-preview/ManagedEnvironments.json

@@ -693,11 +693,7 @@
             },
             "daprAIInstrumentationKey": {
               "type": "string",
-              "description": "Azure Monitor instrumentation key used by Dapr to export Service to Service communication telemetry",
-              "x-ms-mutability": [
-                "create",
-                "read"
-              ]
+              "description": "Azure Monitor instrumentation key used by Dapr to export Service to Service communication telemetry"
             },
             "vnetConfiguration": {
               "description": "Vnet configuration for the environment",

specification/app/resource-manager/Microsoft.App/stable/2022-03-01/ManagedEnvironments.json

@@ -757,10 +757,6 @@
             "daprAIInstrumentationKey": {
               "type": "string",
               "description": "Azure Monitor instrumentation key used by Dapr to export Service to Service communication telemetry",
-              "x-ms-mutability": [
-                "create",
-                "read"
-              ],
               "x-ms-secret": true
             },
             "daprAIConnectionString": {