resourceScopes is not an array, fixed it

Author: abhijeetsinha

articles/active-directory/users-groups-roles/roles-assign-graph.md

@@ -39,7 +39,7 @@ Body
 {
     "principalId":"ab2e1023-bddc-4038-9ac1-ad4843e7e539",
     "roleDefinitionId":"194ae4cb-b126-40b2-bd5b-6091b380977d",
-    "resourceScopes":["/"]
+    "resourceScopes":"/"
 }
 ```
 
@@ -63,7 +63,7 @@ Body
 {
     "principalId":" 2142743c-a5b3-4983-8486-4532ccba12869",
     "roleDefinitionId":"194ae4cb-b126-40b2-bd5b-6091b380977d",
-    "resourceScopes":["/"]
+    "resourceScopes":"/"
 }
 ```
 
@@ -90,7 +90,7 @@ Body
 {
     "principalId":"ab2e1023-bddc-4038-9ac1-ad4843e7e539",
     "roleDefinitionId":"194ae4cb-b126-40b2-bd5b-6091b380977d",
-    "resourceScopes":["/ab2e1023-bddc-4038-9ac1-ad4843e7e539"]
+    "resourceScopes":"/ab2e1023-bddc-4038-9ac1-ad4843e7e539"
 }
 ```
 
@@ -136,13 +136,13 @@ HTTP/1.1 200 OK
     "id":"mhxJMipY4UanIzy2yE-r7JIiSDKQoTVJrLE9etXyrY0-1"
     "principalId":"ab2e1023-bddc-4038-9ac1-ad4843e7e539",
     "roleDefinitionId":"10dae51f-b6af-4016-8d66-8c2a99b929b3",
-    "resourceScopes":["/"]
+    "resourceScopes":"/"
 } ,
 {
     "id":"CtRxNqwabEKgwaOCHr2CGJIiSDKQoTVJrLE9etXyrY0-1"
     "principalId":"ab2e1023-bddc-4038-9ac1-ad4843e7e539",
     "roleDefinitionId":"3671d40a-1aac-426c-a0c1-a3821ebd8218",
-    "resourceScopes":["/"]
+    "resourceScopes":"/"
 }
 ```
 
@@ -162,7 +162,7 @@ HTTP/1.1 200 OK
     "id":"CtRxNqwabEKgwaOCHr2CGJIiSDKQoTVJrLE9etXyrY0-1"
     "principalId":"ab2e1023-bddc-4038-9ac1-ad4843e7e539",
     "roleDefinitionId":"3671d40a-1aac-426c-a0c1-a3821ebd8218",
-    "resourceScopes":["/"]
+    "resourceScopes":"/"
 }
 ```
 
@@ -182,7 +182,7 @@ HTTP/1.1 200 OK
     "id":"mhxJMipY4UanIzy2yE-r7JIiSDKQoTVJrLE9etXyrY0-1",
     "principalId":"ab2e1023-bddc-4038-9ac1-ad4843e7e539",
     "roleDefinitionId":"10dae51f-b6af-4016-8d66-8c2a99b929b3",
-    "resourceScopes":["/"]
+    "resourceScopes":"/"
 }
 ```