removed role from blocks with skip assignment

Author: jdmartinez36

articles/azure-arc/kubernetes/create-onboarding-service-principal.md

@@ -24,7 +24,7 @@ Walk through the following steps to learn how to use service principals for conn
 Create a new service principal with an informative name that is unique for your Azure Active Directory tenant.
 
 ```azurecli
-az ad sp create-for-RBAC --skip-assignment --name "https://azure-arc-for-k8s-onboarding" --role Contributor
+az ad sp create-for-RBAC --skip-assignment --name "https://azure-arc-for-k8s-onboarding"
 ```
 
 **Output:**
@@ -52,7 +52,7 @@ You can limit permissions further by passing in the appropriate `--scope` argume
 | Subscription | `--scope /subscriptions/0b1f6471-1bf0-4dda-aec3-111122223333` | Service principal can register cluster in  any resource group under that subscription. |
 | Resource Group | `--scope /subscriptions/0b1f6471-1bf0-4dda-aec3-111122223333/resourceGroups/myGroup`  | Service principal can __only__ register clusters in the resource group `myGroup`. |
 
-```console
+```azurecli
 az role assignment create \
     --role 34e09817-6cbe-4d01-b1a2-e0eac5743d41 \      # this is the id for the built-in role
     --assignee 22cc2695-54b9-49c1-9a73-2269592103d8 \  # use the appId from the new SP

articles/cognitive-services/containers/azure-kubernetes-recipe.md

@@ -173,7 +173,7 @@ The following steps are needed to get the required information to connect your c
 1. Create service principal.
 
     ```azurecli-interactive
-    az ad sp create-for-rbac --role Contributor --skip-assignment
+    az ad sp create-for-rbac --skip-assignment
     ```
 
     Save the results `appId` value for the assignee parameter in step 3, `<appId>`. Save the `password` for the next section's client-secret parameter `<client-secret>`.