CodeGen from PR 18478 in Azure/azure-rest-api-specs

Merge 7b5b65963221b7b44b2784782bf9dd05ca1f5c54 into 48d85585897aa6ed448ca689b094e60377a25cb7

Author: SDKAuto

schemas/2020-06-01-preview/Microsoft.ApiManagement.json

@@ -4469,7 +4469,7 @@
       "properties": {
         "identityClientId": {
           "type": "string",
-          "description": "SystemAssignedIdentity or UserAssignedIdentity Client Id which will be used to access key vault secret."
+          "description": "Null for SystemAssignedIdentity or Client Id for UserAssignedIdentity , which will be used to access key vault secret."
         },
         "secretIdentifier": {
           "type": "string",

schemas/2020-12-01/Microsoft.ApiManagement.json

@@ -4469,7 +4469,7 @@
       "properties": {
         "identityClientId": {
           "type": "string",
-          "description": "SystemAssignedIdentity or UserAssignedIdentity Client Id which will be used to access key vault secret."
+          "description": "Null for SystemAssignedIdentity or Client Id for UserAssignedIdentity , which will be used to access key vault secret."
         },
         "secretIdentifier": {
           "type": "string",

schemas/2021-01-01-preview/Microsoft.ApiManagement.json

@@ -4572,7 +4572,7 @@
       "properties": {
         "identityClientId": {
           "type": "string",
-          "description": "SystemAssignedIdentity or UserAssignedIdentity Client Id which will be used to access key vault secret."
+          "description": "Null for SystemAssignedIdentity or Client Id for UserAssignedIdentity , which will be used to access key vault secret."
         },
         "secretIdentifier": {
           "type": "string",

schemas/2021-04-01-preview/Microsoft.ApiManagement.json

@@ -4735,7 +4735,7 @@
       "properties": {
         "identityClientId": {
           "type": "string",
-          "description": "SystemAssignedIdentity or UserAssignedIdentity Client Id which will be used to access key vault secret."
+          "description": "Null for SystemAssignedIdentity or Client Id for UserAssignedIdentity , which will be used to access key vault secret."
         },
         "secretIdentifier": {
           "type": "string",

schemas/2021-08-01/Microsoft.ApiManagement.json

@@ -4729,7 +4729,7 @@
       "properties": {
         "identityClientId": {
           "type": "string",
-          "description": "SystemAssignedIdentity or UserAssignedIdentity Client Id which will be used to access key vault secret."
+          "description": "Null for SystemAssignedIdentity or Client Id for UserAssignedIdentity , which will be used to access key vault secret."
         },
         "secretIdentifier": {
           "type": "string",