[llvm] [AArch64] Fix pairing different types of registers when computing CSRs. (PR #66642)

[Zhaoxuan Jiang via llvm-commits]

nocchijiang wrote:

@kyulee-com Could you please merge the PR for me since I don't have commit access? Or do you think it is necessary for someone else to review it?

https://github.com/llvm/llvm-project/pull/66642