ci: improve clarity #1115

Job	Run time
build (msrv) / rust	17s
build (nightly) / rust	18s
build (stable) / rust	10s
build no_std (stable) / rust	12s
build no_std (stable) [Windows] / rust	55s
style (stable) / rust	25s
build no_std (stable) [w/o builder] / rust	17s
style (msrv) / rust	25s
build no_std (msrv) / rust	19s
tests with miri (nightly) / rust	1m 51s
style (nightly) / rust	22s
build no_std (nightly) / rust	24s
	5m 55s

Provide feedback