ci: streamline CI actions to prepare for merge queue introduction #12

Job	Run time
build-all-features (x86_64-unknown-linux-gnu)	3m 53s
build-freebsd	32m 12s
build-linux-master	0s
build-linux-pr (dev, x86_64-unknown-linux-gnu)	23m 57s
build-linux-pr (dev, armv7-unknown-linux-gnueabihf)	59s
build-linux-stable	0s
build-windows-master	0s
build-linux-pr (dev, aarch64-linux-android)	2m 32s
build-macos (x86_64-apple-darwin, dev)	11m 54s
build-linux-pr (release, x86_64-unknown-linux-gnu)	3m 3s
build-macos (x86_64-apple-darwin, release)	4m 20s
build-linux-pr (release, armv7-unknown-linux-gnueabihf)	2m 26s
build-macos (aarch64-apple-darwin, dev)	2m 28s
build-linux-pr (release, aarch64-linux-android)	2m 24s
build-windows-pr (x86_64-pc-windows-msvc, dev)	15m 6s
build-macos (aarch64-apple-darwin, release)	4m 11s
build-windows-pr (x86_64-pc-windows-msvc, release)	4m 40s
build-windows-stable	0s
check	41s
Documentation	5s
	1h 54m 51s

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