[PATCH] D118034: [C++20] [Modules] Don't complain about duplicated default template argument across modules

[Chuanqi Xu via Phabricator via cfe-commits]

ChuanqiXu added a reviewer: ilya-biryukov.
ChuanqiXu added a subscriber: ilya-biryukov.
ChuanqiXu added a comment.

Add @ilya-biryukov since he did similar things in https://reviews.llvm.org/D128921


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D118034/new/

https://reviews.llvm.org/D118034