[AppGW] Adding ShouldProcess and Force parameter in RemoveAzureApplicationGatewaySslPolicyCommand

Author: kagamsft

src/ResourceManager/Network/Commands.Network/ApplicationGateway/SslPolicy/RemoveAzureApplicationGatewaySslPolicyCommand.cs

@@ -18,7 +18,7 @@
 
 namespace Microsoft.Azure.Commands.Network
 {
-    [Cmdlet(VerbsCommon.Remove, "AzureRmApplicationGatewaySslPolicy"), OutputType(typeof(PSApplicationGateway))]
+    [Cmdlet(VerbsCommon.Remove, "AzureRmApplicationGatewaySslPolicy", SupportsShouldProcess = true), OutputType(typeof(PSApplicationGateway))]
     public class RemoveAzureApplicationGatewaySslPolicyCommand : NetworkBaseCmdlet
     {
         [Parameter(
@@ -27,6 +27,11 @@ public class RemoveAzureApplicationGatewaySslPolicyCommand : NetworkBaseCmdlet
              HelpMessage = "The applicationGateway")]
         public PSApplicationGateway ApplicationGateway { get; set; }
 
+        [Parameter(
+            Mandatory = false,
+            HelpMessage = "Do not ask for confirmation.")]
+        public SwitchParameter Force { get; set; }
+
         public override void ExecuteCmdlet()
         {
             base.ExecuteCmdlet();