[llvm] [AArch64] Fix scheduling information for STNT1H (PR #164780)

[Asher Dobrescu via llvm-commits]

https://github.com/Asher8118 approved this pull request.

LGTM, resource pressure now matches to V01 instead of V. 

nit: I think it would be worth specifying in the commit description what the fix is, ie: going from pipeline V to V01.

https://github.com/llvm/llvm-project/pull/164780