C/C++ : Fixed select issue in Useless Test

Author: Yonah78

cpp/ql/src/experimental/Best Practices/UselessTest.ql

@@ -40,4 +40,4 @@ where
   ne.getRightOperand() instanceof Literal and
   nearestParent(eq) = nearestParent(ne) and
   sameExpr(eq.getLeftOperand(), ne.getLeftOperand())
-select "Useless test", ne
+select  ne,"Useless Test"