Java: Improve AnnotationPresentCheck.ql

Author: Marcono1234

java/ql/src/Likely Bugs/Reflection/AnnotationPresentCheck.ql

@@ -19,9 +19,8 @@ where
   m.getNumberOfParameters() = 1 and
   c.getArgument(0).getType() = p and
   p.getATypeArgument() = t and
-  not exists(Annotation a |
+  not exists(RetentionAnnotation a |
     t.getAnAnnotation() = a and
-    a.getType().hasQualifiedName("java.lang.annotation", "Retention") and
     a.getAValue().(VarAccess).getVariable().hasName("RUNTIME")
   )
 select c, "Call to isAnnotationPresent where no annotation has the RUNTIME retention policy."