Consider only Java files in importsAndroidModule

Author: atorralba

ql/ql/src/queries/style/AndroidIdPrefix.ql

@@ -11,6 +11,8 @@ import ql
 
 /** Holds if `t` transitively imports an Android module. */
 predicate importsAndroidModule(TopLevel t) {
+  t.getFile() =
+    any(YAML::QLPack pack | pack.getExtractor() = "java").getADependency*().getAFileInPack() and
   exists(Import i | t.getAnImport() = i |
     i.getImportString().toLowerCase().matches("%android%")
     or