CI: Move the the current LLVM stable #4185

Job	Run time
check_features (azure)	50s
check_features (gcs)	48s
coverage ubuntu-22.04 rust nightly	7m 23s
clippy ubuntu-latest	1m 8s
clippy macOS-latest	1m 33s
coverage macos-13 rust nightly	11m 2s
check_features (gha)	41s
build sccache x86_64-unknown-linux-musl	6m 8s
clippy windows-latest	2m 20s
check_features (memcached)	37s
build sccache-dist x86_64-unknown-linux-musl	4m 27s
rustfmt ubuntu-latest	11s
check_features (redis)	42s
build sccache aarch64-unknown-linux-musl	6m 6s
check_features (s3)	46s
build sccache armv7-unknown-linux-musleabi	6m 9s
check_features (webdav)	39s
test ubuntu-20.04 rust 1.75.0 cuda11.1	6m 33s
build sccache i686-unknown-linux-musl	6m 5s
test ubuntu-22.04 rust 1.75.0 dist-server	3m 29s
test freebsd-14.1 rust stable (ubuntu-22.04)	7m 55s
build sccache x86_64-apple-darwin	10m 11s
test ubuntu-20.04 rust stable	2m 43s
toml_format	10s
test ubuntu-20.04 rust beta	2m 33s
build sccache aarch64-apple-darwin	6m 40s
test ubuntu-20.04 rust nightly	2m 50s
build sccache x86_64-pc-windows-msvc	17m 32s
build sccache aarch64-pc-windows-msvc	15m 39s
test ubuntu-20.04 rust stable no-default-features	1m 55s
test ubuntu-22.04 rust stable cuda11.8	5m 50s
test ubuntu-24.04 rust 1.75.0 cuda12.6	5m 1s
test macos-13 rust stable	4m 28s
test macos-14 rust stable	3m 5s
test windows-2019 rust 1.75.0 cuda11.1	8m 49s
test windows-2019 rust nightly cuda11.8	11m 37s
test windows-2019 rust beta cuda11.8	8m 6s
test windows-2022 rust 1.75.0 cuda12.6	8m 26s
test windows-2022 rust nightly cuda12.6	7m 54s
test windows-2022 rust beta cuda12.6	7m 50s
release	0s
	3h 26m 51s

Provide feedback