[llvm] [Support/BLAKE3] Make g_cpu_features thread safe (PR #147948)

[Michael Kruse via llvm-commits]

Meinersbur wrote:

This seems to have been fixed upstream: https://github.com/BLAKE3-team/BLAKE3/commit/12823b87604cbb7bcd0e5cdc347a53f80b2a617c

Update instead?

https://github.com/llvm/llvm-project/pull/147948