JS: removed unnecessary getALocalSource from ArrayCallBackDataFlowStep

javascript/ql/lib/semmle/javascript/Arrays.qll

@@ -492,7 +492,7 @@ private module ArrayLibraries {
       exists(DataFlow::MethodCallNode call |
         call.getMethodName() = ["findLast", "find", "findLastIndex"] and
         prop = arrayLikeElement() and
-        obj = call.getReceiver().getALocalSource() and
+        obj = call.getReceiver() and
         element = call.getCallback(0).getParameter(0)
       )
     }