Bump `cipher` dependency to v0.5.0-rc.4 (#503) #973

Job	Run time
cross (powerpc-unknown-linux-gnu, stable)	1m 9s
cross (aarch64-unknown-linux-gnu, stable)	1m 39s
soft (x86_64-unknown-linux-gnu, 1.85.0)	1m 6s
cross (powerpc-unknown-linux-gnu, 1.85.0)	1m 2s
soft (x86_64-unknown-linux-gnu, stable)	54s
cross (aarch64-unknown-linux-gnu, 1.85.0)	1m 3s
autodetect (i686-unknown-linux-gnu, stable, sudo apt update && sudo apt install gcc-multilib)	1m 26s
autodetect (x86_64-unknown-linux-gnu, 1.85.0)	1m 3s
build (stable, thumbv7em-none-eabi)	24s
soft (i686-unknown-linux-gnu, 1.85.0, sudo apt update && sudo apt install gcc-multilib)	1m 34s
soft (i686-unknown-linux-gnu, stable, sudo apt update && sudo apt install gcc-multilib)	1m 24s
build (1.85.0, wasm32-unknown-unknown)	21s
build (1.85.0, thumbv7em-none-eabi)	22s
autodetect (x86_64-unknown-linux-gnu, stable)	58s
sse2 (x86_64-unknown-linux-gnu, stable)	56s
avx2 (i686-unknown-linux-gnu, stable, sudo apt update && sudo apt install gcc-multilib)	1m 19s
avx2 (x86_64-unknown-linux-gnu, stable)	58s
avx2 (i686-unknown-linux-gnu, 1.85.0, sudo apt update && sudo apt install gcc-multilib)	1m 27s
build (stable, wasm32-unknown-unknown)	22s
autodetect (i686-unknown-linux-gnu, 1.85.0, sudo apt update && sudo apt install gcc-multilib)	1m 30s
sse2 (i686-unknown-linux-gnu, stable, sudo apt update && sudo apt install gcc-multilib)	1m 33s
sse2 (x86_64-unknown-linux-gnu, 1.85.0)	1m 6s
sse2 (i686-unknown-linux-gnu, 1.85.0, sudo apt update && sudo apt install gcc-multilib)	1m 33s
avx2 (x86_64-unknown-linux-gnu, 1.85.0)	1m 4s
minimal-versions	0s
	26m 13s

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