Update Remove-AzNetworkInterfaceIpConfig.md (#12807)

* Update Remove-AzNetworkInterfaceIpConfig.md

Set command is mandatory after we do a remove command

* Update Remove-AzNetworkInterfaceIpConfig.md

Co-authored-by: Mike F. Robbins <[email protected]>

Author: Lochiluk

src/Network/Network/help/Remove-AzNetworkInterfaceIpConfig.md

@@ -23,15 +23,17 @@ The **Remove-AzNetworkInterfaceIpConfig** cmdlet removes a network interface IP
 
 ## EXAMPLES
 
-### 1: Delete an IP configuration from a network interface
-```
+### Example 1: Delete an IP configuration from a network interface
+```powershell
 $nic = Get-AzNetworkInterface -Name mynic -ResourceGroupName myrg
 
 Remove-AzNetworkInterfaceIpConfig -Name IPConfig-1 -NetworkInterface $nic
+
+Set-AzNetworkInterface -NetworkInterface $nic
 ```
 
 The first command gets a network interface called mynic and stores it in the variable $nic. The second command
-    removes the IP configuration called IPConfig-1 associated with this network interface.
+    removes the IP configuration called IPConfig-1 associated with this network interface. The third command sets changes made to the network interface.
 
 ## PARAMETERS