Compare the package names of the accessing module and the decl's defining module.

Update tests.

lib/AST/ProtocolConformance.cpp

@@ -349,6 +349,7 @@ bool NormalProtocolConformance::isResilient() const {
   // individual witnesses.
   if (!getDeclContext()->getSelfNominalTypeDecl()->isResilient())
     return false;
+
   return getDeclContext()->getParentModule()->isResilient();
 }