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

[Martin Storsjö via llvm-commits]

mstorsjo wrote:

> > Thanks! Unfortunately, that doesn't seem to help, at least with GCC 11...
> 
> I guess we'll have to explicitly silence it: [bcb6e27](https://github.com/llvm/llvm-project/commit/bcb6e2703bf03c1a299c75676dc3ccc999e30fe8)

Thanks, that did the trick!

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