Update faq.yml

Author: Jiachen Jiang

articles/container-apps/faq.yml

@@ -19,7 +19,13 @@ sections:
       - question: |
           Where can I find the most up-to-date information about supported regions in Azure Container Apps?
         answer: |
-          A list can be generated by running the following Azure CLI command: az provider show --namespace Microsoft.App --query "resourceTypes[?resourceType=='managedEnvironments'].locations"
+          A list can be generated by running the following Azure CLI command:
+
+              ```azurecli
+              az provider show \
+              --namespace Microsoft.App \
+              --query "resourceTypes[?resourceType=='managedEnvironments'].locations"
+              ```
           
   - name: APIs
     questions: