fix: allow hyphens in `tags` props. #350

Job	Run time
block-autosquash-commits	0s
cargo-deny	17s
Check (ubuntu-latest, stable)	30s
Check (ubuntu-latest, beta)	33s
Rustfmt (stable)	10s
Check (windows-latest, stable)	2m 8s
Check (windows-latest, beta)	1m 24s
Check (macOS-latest, stable)	39s
Check (macOS-latest, beta)	36s
Documentation (stable)	41s
Clippy (stable)	28s
Documentation (beta)	35s
Test Suite (ubuntu-latest, stable)	47s
Clippy (beta)	39s
Test Suite (ubuntu-latest, beta)	52s
Test Suite (windows-latest, stable)	2m 8s
Test Suite (windows-latest, beta)	1m 37s
Test Suite (macOS-latest, stable)	46s
Test Suite (macOS-latest, beta)	1m 1s
	15m 51s

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