[clang] [Clang][Sema] Print more static_assert exprs (PR #74852)

[Shafik Yaghmour via cfe-commits]

https://github.com/shafik commented:

I don't feel like the changes are an improvement to the diagnostic but I would like to hear from others who focus on clang front-end reviews.

https://github.com/llvm/llvm-project/pull/74852