[compiler-rt] [llvm] [Asan] Add "funclet" OpBundle to generated runtime calls if required by EH personality (PR #82533)

[Vitaly Buka via llvm-commits]

vitalybuka wrote:

I don't insist, but to simplify potential reverts, maybe we can split the patch into the following?

1. NFC Preparation: RuntimeCallInserter with trivial body which just forward calls into IRB
2. This patch: real RuntimeCallInserter body and test.

https://github.com/llvm/llvm-project/pull/82533