[llvm] [CodeGen][NFC] Properly split MachineLICM and EarlyMachineLICM (PR #113573)

[Gaëtan Bossu via llvm-commits]

gbossu wrote:

Thank you very much for the review @arsenm . I unfortunately do not have write access to the repo, would you maybe be able to merge this PR on my behalf? Thank you in advance :)

https://github.com/llvm/llvm-project/pull/113573