[docs] - Added help description to new command and argument.

Author: william051200

src/azure-cli/azure/cli/command_modules/vm/_help.py

@@ -2599,6 +2599,12 @@
     crafted: true
 """
 
+helps['vmss list-instances'] = """
+parameters:
+  - name: --resiliency-view
+    short-summary: Show resiliency status of each instance.
+"""
+
 helps['vmss reimage'] = """
 type: command
 short-summary: Reimage VMs within a VMSS.

src/azure-cli/azure/cli/command_modules/vm/operations/vmss_vms.py

@@ -71,7 +71,10 @@ def _output(self, *args, **kwargs):
     "vmss get-resiliency-view",
 )
 class VMSSGetResiliencyView(_VMSSVMSShow):
-    """View the resiliency status of an VMSS
+    """View the resiliency status of a VMSS instance
+
+    :example: View the resiliency status of a VMSS instance.
+        az vmss get-resiliency-view --name MyScaleSet --resource-group MyResourceGroup --instance MyInstanceId
     """
     @classmethod
     def _build_arguments_schema(cls, *args, **kwargs):