JS: removed unnecessary findlast module import

Author: Napalys

javascript/ql/test/library-tests/Arrays/arrays.js

@@ -109,4 +109,12 @@
   sink(arr8_spread.pop()); // NOT OK
 
   sink(arr.findLast(someCallback)); // NOT OK
+
+
+  const myList = [source()];
+  const element = myList.findLast((item) => sink(item)); // NOT OK - caught by both taint and dataflow tracking.
+  sink(element); // NOT OK
+
+  const mySecondList = source();
+  const elementSecond = mySecondList.findLast((item) => sink(item)); // NOT OK - only caught by taint-tracking.
 });