der

sec1: bump `serdect` dependency to v0.3.0-rc.0 #3054

Job	Run time
build (1.71.0, thumbv7em-none-eabi)	1m 30s
derive (1.71.0)	22s
build (1.71.0, wasm32-unknown-unknown)	1m 26s
minimal-versions	0s
derive (stable)	15s
test (i686-unknown-linux-gnu, ubuntu-latest, 1.71.0, sudo apt update && sudo apt install gcc-mult...	11m 2s
build (stable, thumbv7em-none-eabi)	1m 16s
test (i686-unknown-linux-gnu, ubuntu-latest, stable, sudo apt update && sudo apt install gcc-mult...	10m 54s
build (stable, wasm32-unknown-unknown)	1m 13s
test (x86_64-unknown-linux-gnu, ubuntu-latest, 1.71.0)	10m 51s
test (x86_64-unknown-linux-gnu, ubuntu-latest, stable)	9m 59s
	48m 48s

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