Update Set-CMCollectionCloudSync.md

Changed parameter title from AADGroupName to AddGroupName. This is correct in all the other locations but the parameter title is wrong.

Author: rnicolson

sccm-ps/ConfigurationManager/Set-CMCollectionCloudSync.md

@@ -72,7 +72,7 @@ Set-CMCollectionCloudSync -InputObject $userCollection -RemoveGroupName "testUse
 
 ## PARAMETERS
 
-### -AADGroupName
+### -AddGroupName
 
 Specify target Azure Active Directory group name with which the collection's members needs to be synchronized.