[clang] Do not trigger -Wmissing-noreturn on lambdas prior to C++23 (PR #154545)

[Aaron Ballman via cfe-commits]

https://github.com/AaronBallman approved this pull request.

Thanks for the fix! LGTM modulo the test request from @zwuis 

https://github.com/llvm/llvm-project/pull/154545