[clang] [Clang] Fix ICE where C++ Template Instantiation failed to handle attributed lambdas (PR #76523)

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dyung wrote:

@yuxuanchen1997 the test you added is failing due to an additional diagnostic being produced on PS4/PS5 targets causing the test to fail. Can you please take a look?

- https://lab.llvm.org/buildbot/#/builders/139/builds/56396
- https://lab.llvm.org/buildbot/#/builders/216/builds/32469

https://github.com/llvm/llvm-project/pull/76523