[clang] [Clang] Check consteval calls in lambda init-captures (PR #229953)

[Yanzuo Liu via cfe-commits]

zwuis wrote:

I wasn't aware of #196597 and #234793, which do almost the same work. I'm not sure how to handle this situation.

CC @efriedma-quic 

https://github.com/llvm/llvm-project/pull/229953