[llvm] [BOLT][AArch64][NFC] Add test for conditional tail calls. (PR #201139)

[Alexandros Lamprineas via llvm-commits]

labrinea wrote:

Hmm, I am actually seeing https://github.com/llvm/llvm-project/pull/140669 added some tests in `bolt/test/AArch64/lite-mode.s`. Lemme know if we still want this.

https://github.com/llvm/llvm-project/pull/201139