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Bump `cipher` dependency to v0.5.0-rc.3 (#94) #246

Job	Run time
test (stable)	24s
test (1.85.0)	30s
build (stable, wasm32-unknown-unknown)	10s
build (1.85.0, thumbv7em-none-eabi)	19s
minimal-versions	0s
build (stable, thumbv7em-none-eabi)	18s
build (1.85.0, wasm32-unknown-unknown)	15s
	1m 56s

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