Rust

Shorten the long env help #7197

Job	Run time
check-generated-full-help-docs	4m 59s
build-and-test (msrv, ubuntu-latest-16-cores, x86_64-unknown-linux-gnu)	6m 25s
fmt	21s
build-and-test (msrv, ubuntu-jammy-16-cores-arm64, aarch64-unknown-linux-gnu)	10m 34s
cargo-deny (advisories)	45s
publish-dry-run	0s
build-and-test (msrv, macos-latest, x86_64-apple-darwin)	1m 58s
cargo-deny (bans)	42s
build-and-test (msrv, macos-latest, aarch64-apple-darwin)	10m 19s
cargo-deny (licenses)	45s
build-and-test (msrv, windows-latest-8-cores, x86_64-pc-windows-msvc)	9m 42s
cargo-deny (sources)	49s
build-and-test (latest, ubuntu-latest-16-cores, x86_64-unknown-linux-gnu)	6m 9s
build-and-test (latest, ubuntu-jammy-16-cores-arm64, aarch64-unknown-linux-gnu)	8m 15s
build-and-test (latest, macos-latest, x86_64-apple-darwin)	10m 43s
build-and-test (latest, macos-latest, aarch64-apple-darwin)	10m 42s
build-and-test (latest, windows-latest-8-cores, x86_64-pc-windows-msvc)	9m 58s
complete	1s
	1h 33m 7s

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