build(deps): bump actions/checkout from 3 to 4 #428

Job	Run time
aarch64 (aarch64-unknown-linux-gnu, 1.60.0)	3m 46s
aarch64 (aarch64-unknown-linux-gnu, stable)	53s
build (1.60.0, armv7a-none-eabi)	2m 46s
build (1.60.0, thumbv7em-none-eabi)	2m 39s
build (1.60.0, wasm32-unknown-unknown)	2m 47s
build (stable, armv7a-none-eabi)	15s
build (stable, thumbv7em-none-eabi)	14s
build (stable, wasm32-unknown-unknown)	27s
cross (powerpc-unknown-linux-gnu, 1.60.0)	3m 30s
cross (powerpc-unknown-linux-gnu, stable)	37s
test (i686-unknown-linux-gnu, ubuntu-latest, 1.60.0, sudo apt update && sudo apt install gcc-mult...	3m 19s
test (i686-unknown-linux-gnu, ubuntu-latest, stable, sudo apt update && sudo apt install gcc-mult...	40s
test (x86_64-unknown-linux-gnu, ubuntu-latest, 1.60.0)	2m 50s
test (x86_64-unknown-linux-gnu, ubuntu-latest, stable)	18s
test (x86_64-apple-darwin, macos-latest, 1.60.0)	3m 49s
test (x86_64-apple-darwin, macos-latest, stable)	1m 8s
test (x86_64-pc-windows-msvc, windows-latest, 1.60.0)	9m 23s
test (x86_64-pc-windows-msvc, windows-latest, stable)	1m 54s
minimal-versions / minimal-versions	2m 9s
	43m 24s

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