[llvm] [AArch64][machine-scheduler][Neoverse-N2] fdiv is blocking (PR #119206)

[David Green via llvm-commits]

https://github.com/davemgreen approved this pull request.

OK I see that some of the vector operators already have ResourceCycles. Lets get this part in and the other vector instructions can be fixed later.

https://github.com/llvm/llvm-project/pull/119206