[llvm] Revert "[BOLT][BTI] Skip inlining BasicBlocks containing indirect tailcalls" (PR #169881)

[Gergely Bálint via llvm-commits]

bgergely0 wrote:

Yeah, I think the assert requirement will be it. I just didn't want to keep the failing test in while I investigate.

https://github.com/llvm/llvm-project/pull/169881