Bump `cipher` dependency to v0.5.0-pre.2 #143

Job	Run time
build (1.65.0, thumbv7em-none-eabi)	1m 42s
test (1.65.0)	1m 54s
build (1.65.0, wasm32-unknown-unknown)	1m 44s
test (stable)	26s
build (stable, thumbv7em-none-eabi)	17s
build (stable, wasm32-unknown-unknown)	10s
minimal-versions / minimal-versions	20s
	6m 33s

Provide feedback