[clang] [llvm] [coro] Lower `llvm.coro.await.suspend.handle` to resume with tail call (PR #89751)

[Chuanqi Xu via llvm-commits]

ChuanqiXu9 wrote:

I land it directly given it looks straightforward and trivial in https://github.com/llvm/llvm-project/commit/31f1590e4fb324c43dc36199587c453e27b6f6fa

See the commit message if you're interested.

https://github.com/llvm/llvm-project/pull/89751