chore(deps): update rust crate uucore to 0.6.0 #1650

Job	Run time
Code Coverage (macos-latest, macos)	1s
cargo test (ubuntu-latest)	1m 7s
Code Coverage (ubuntu-latest, unix)	1m 23s
cargo clippy -- -D warnings (macOS-latest)	1s
cargo test (windows-latest)	54s
cargo fmt --all -- --check	25s
Code Coverage (windows-latest, windows)	1m 26s
cargo test (macOS-latest)	2m 16s
cargo clippy -- -D warnings (windows-latest)	1m 18s
cargo check (ubuntu-latest)	49s
cargo check (windows-latest)	51s
cargo clippy -- -D warnings (ubuntu-latest)	1m 15s
cargo check (macOS-latest)	2m 8s
	13m 54s

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