[llvm] Fix tests for https://github.com/llvm/llvm-project/pull/89884 (PR #100061)

[Kyungwoo Lee via llvm-commits]

kyulee-com wrote:

> LGTM. Nit: current pattern is to not have space in `REQUIRES: ...` list , only ','

Looking at other tests, they also seem have space -- https://github.com/llvm/llvm-project/blob/main/llvm/test/tools/llvm-exegesis/X86/latency/loop-register.s#L1

https://github.com/llvm/llvm-project/pull/100061