[llvm] [AArch64][MachO] Add ptrauth ABI version to arm64e cpusubtype. (PR #104650)

[Ahmed Bougacha via llvm-commits]

ahmedbougacha wrote:

> Thanks! Unfortunately, that doesn't seem to help, at least with GCC 11...

I guess we'll have to explicitly silence it: bcb6e2703bf0

https://github.com/llvm/llvm-project/pull/104650