ci: update github actions and brew shellenv command usage #19

Job	Run time
cargo clippy (windows-latest, stable)	3m 29s
cargo fmt (windows-latest, stable)	40s
cargo build (windows-latest, stable)	2m 29s
cargo test (windows-latest, stable)	4m 32s
cargo clippy (windows-latest, nightly)	1m 37s
cargo fmt (windows-latest, nightly)	22s
cargo build (windows-latest, nightly)	1m 11s
cargo test (windows-latest, nightly)	4m 15s
cargo clippy (macos-latest, stable)	1m 22s
cargo fmt (macos-latest, stable)	8s
cargo build (macos-latest, stable)	22s
cargo test (macos-latest, stable)	2m 6s
cargo clippy (macos-latest, nightly)	28s
cargo build (macos-latest, nightly)	29s
cargo test (macos-latest, nightly)	4m 44s
cargo fmt (macos-latest, nightly)	14s
cargo clippy (ubuntu-latest, stable)	1m 9s
cargo build (ubuntu-latest, stable)	15s
cargo test (ubuntu-latest, stable)	8s
cargo clippy (ubuntu-latest, nightly)	27s
cargo fmt (ubuntu-latest, stable)	6s
cargo build (ubuntu-latest, nightly)	20s
cargo test (ubuntu-latest, nightly)	12s
cargo fmt (ubuntu-latest, nightly)	11s
Upload Test Event	0s
	31m 16s

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