[clang] [clang-tools-extra] [Sema][clangd] add noexcept to override functions during code completion (PR #75937)

[Younan Zhang via cfe-commits]

zyn0217 wrote:

> Maybe this deserves a new issue for clang Sema?

Sounds reasonable to me. Feel free to put up a PR / issue for this if you are interested.

https://github.com/llvm/llvm-project/pull/75937