Auto merge of #2939 - JohnTitor:gha-macos-workaround, r=JohnTitor
Auto merge of #2939 - JohnTitor:gha-macos-workaround, r=JohnTitor

gha: Downgrade macOS image to 11 as workaround

Signed-off-by: Yuki Okushi <0a792b09e3c7d426e6dc7b64bc4e95f557d97c14@2k36.org>

rust-lang/libc,rust-lang/libc,rust-lang/libc