typo fixed

src/python/dm/common/utility/ldapLinuxPlatformUtility.py

@@ -216,7 +216,7 @@ class LdapLinuxPlatformUtility:
     @classmethod
     def addLocalUserToGroup(cls, username, groupName):
         """ Add local user to group. """
-        cls.addUserFromGroup(username, groupName)
+        cls.addUserToGroup(username, groupName)
 
     @classmethod
     def deleteLocalUserFromGroup(cls, username, groupName):