Remove check in visibilities that allowed access to privates of outer packages

It doesn't work for a while now in imports and is planned to be dropped with upcoming changes to private

core/descriptors/src/org/jetbrains/kotlin/descriptors/Visibilities.java

@@ -53,11 +53,6 @@ public class Visibilities {
                 if (parent == fromParent) {
                     return true;
                 }
-                if (fromParent instanceof PackageFragmentDescriptor) {
-                    return parent instanceof PackageFragmentDescriptor
-                           && ((PackageFragmentDescriptor) parent).getFqName().isAncestorOf(((PackageFragmentDescriptor) fromParent).getFqName())
-                           && DescriptorUtils.areInSameModule(fromParent, parent);
-                }
                 fromParent = fromParent.getContainingDeclaration();
             }
             return false;