build(deps): bump sec1 from 0.8.0-rc.3 to 0.8.0-rc.4 #371

Job	Run time
build (1.81.0, thumbv7em-none-eabi)	11s
build (1.81.0, wasm32-unknown-unknown)	11s
build (stable, thumbv7em-none-eabi)	24s
build (stable, wasm32-unknown-unknown)	14s
cross (armv7-unknown-linux-gnueabihf, 1.81.0)	16s
doc	36s
cross (armv7-unknown-linux-gnueabihf, stable)	32s
cross (aarch64-unknown-linux-gnu, 1.81.0)	17s
test (i686-unknown-linux-gnu, 1.81.0, sudo apt update && sudo apt install gcc-multilib)	31s
cross (aarch64-unknown-linux-gnu, stable)	36s
test (i686-unknown-linux-gnu, stable, sudo apt update && sudo apt install gcc-multilib)	20s
cross (powerpc-unknown-linux-gnu, 1.81.0)	16s
cross (powerpc-unknown-linux-gnu, stable)	33s
test (x86_64-unknown-linux-gnu, 1.81.0)	12s
test (x86_64-unknown-linux-gnu, stable)	17s
	5m 26s

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