ci: streamline CI actions to prepare for merge queue introduction #10

Job	Run time
build-freebsd	31m 52s
build-all-features (x86_64-unknown-linux-gnu)	3m 47s
build-linux-master	0s
build-linux-pr (dev, x86_64-unknown-linux-gnu)	7m 39s
build-linux-pr (dev, armv7-unknown-linux-gnueabihf)	59s
build-linux-stable	0s
build-linux-pr (dev, aarch64-linux-android)	2m 19s
build-windows-master	0s
build-linux-pr (release, x86_64-unknown-linux-gnu)	3m 7s
build-macos (x86_64-apple-darwin, dev)	13m 12s
build-linux-pr (release, armv7-unknown-linux-gnueabihf)	1m 59s
build-macos (x86_64-apple-darwin, release)	3m 18s
build-linux-pr (release, aarch64-linux-android)	2m 20s
build-macos (aarch64-apple-darwin, dev)	1m 23s
build-windows-pr (x86_64-pc-windows-msvc, dev)	8m 50s
build-macos (aarch64-apple-darwin, release)	3m 2s
build-windows-pr (x86_64-pc-windows-msvc, release)	3m 41s
build-windows-stable	0s
check	36s
Documentation	6s
	1h 28m 10s

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