Build

dev: add `class` field to UsbDevice #8

Job	Run time
build (windows-latest, 1.36.0)	1m 24s
build (windows-latest, stable)	2m 1s
build (windows-latest, beta)	1m 30s
build (windows-latest, nightly)	43s
build (macos-latest, 1.36.0)	6s
build (macos-latest, stable)	10s
build (macos-latest, beta)	19s
build (macos-latest, nightly)	15s
build (ubuntu-latest, 1.36.0)	55s
build (ubuntu-latest, stable)	16s
build (ubuntu-latest, beta)	1m 25s
build (ubuntu-latest, nightly)	34s
	9m 38s

Provide feedback