Rust

No longer run `brew update` in CI #1057

Job	Run time
lint	49s
build (ubuntu-latest, stable, false, cc)	3m 11s
build (ubuntu-latest, stable, false, clang)	3m 55s
build (ubuntu-latest, nightly, true, cc)	7m 8s
build (ubuntu-latest, nightly, true, clang)	6m 57s
build (ubuntu-latest, nightly, false, cc)	5m 27s
build (ubuntu-latest, nightly, false, clang)	4m 55s
build (ubuntu-24.04, stable, false, cc)	3m 32s
build (ubuntu-24.04, stable, false, clang)	3m 27s
build (ubuntu-24.04, nightly, true, cc)	7m 6s
build (ubuntu-24.04, nightly, true, clang)	6m 49s
build (ubuntu-24.04, nightly, false, cc)	5m 39s
build (ubuntu-24.04, nightly, false, clang)	5m 29s
build (macos-latest, stable, false, cc)	21s
build (macos-latest, stable, false, clang)	22s
build (macos-latest, nightly, false, cc)	30s
build (macos-latest, nightly, false, clang)	28s
all-checks	1s
	1h 6m 6s

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