git: 2d22c9abbd20..c938c0a64320 - vendor/llvm-project/release-17.x - vendor branch updated

[Dimitry Andric]

The branch vendor/llvm-project/release-17.x has been updated by dim:

URL: https://cgit.FreeBSD.org/src/log/?id=2d22c9abbd20..c938c0a64320

c938c0a64320 Vendor import of llvm-project branch release/17.x 
llvmorg-17.0.0-rc3-79-ga612cb0b81d8.