skein

ci: add `typos` job (#644) #312

Job	Run time
minimal-versions / minimal-versions	28s
set-msrv / set-msrv	2s
build (1.81.0, thumbv7em-none-eabi)	22s
build (1.81.0, wasm32-unknown-unknown)	24s
test (1.81.0)	29s
build (stable, thumbv7em-none-eabi)	12s
test (stable)	32s
build (stable, wasm32-unknown-unknown)	14s
	2m 43s

Provide feedback