[Outliner] Remove no red zone requirment for AArch64

AArch64 doesn't require -mno-red-zone; stack fixups are sufficient here. This was
unnecessarily copied over from the X86 target.

(You can now outline with red zones! Yay!)

Removing the requirement passes all Single/MultiSource tests.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@298734 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed