fixed nit in ParseACLTest

Author: Lukas Koebis

Parse/src/test/java/com/parse/ParseACLTest.java

@@ -212,7 +212,6 @@ public void testResolveUserWithUnresolvedUser() throws Exception {
 
     unresolvedUser.setObjectId("test");
     acl.resolveUser(unresolvedUser);
-    unresolvedUser.setObjectId("test");
 
     assertNull(acl.getUnresolvedUser());
     assertTrue(acl.getReadAccess(unresolvedUser));