eax

Bump `cipher` to `0.5.0-pre.4` #717

Job	Run time
build (1.71.0, thumbv7em-none-eabi)	16s
test (1.72.0)	16s
build (1.71.0, wasm32-unknown-unknown)	17s
test (stable)	18s
build (stable, thumbv7em-none-eabi)	24s
build (stable, wasm32-unknown-unknown)	6s
	1m 37s

Provide feedback