try to fix test

Author: changvvb

compiler/src/dotty/tools/dotc/transform/ExplicitOuter.scala

@@ -247,7 +247,8 @@ object ExplicitOuter {
 
   /** Class constructor needs an outer argument. Can be called only after phase ExplicitOuter. */
   def needsOuterParam(cls: ClassSymbol)(using Context): Boolean =
-    !cls.is(Trait) && needsOuterIfReferenced(cls)
+    print(cls.show, needsOuterIfReferenced(cls))
+    !cls.is(Trait) && needsOuterIfReferenced(cls) && (cls.is(JavaDefined) || outerAccessor(cls).exists)
 
   /** Tree references an outer class of `cls` which is not a static owner.
    */