⬇️ change dirs to 4 #1198

Job	Run time
MinSRV	1m 59s
Code Coverage (ubuntu-latest)	2m 17s
Build (ubuntu-latest, arm-unknown-linux-gnueabihf, use-cross)	5m 9s
Style (ubuntu-latest)	4m 27s
Build (ubuntu-latest, aarch64-unknown-linux-gnu, use-cross)	6m 38s
Style (macos-latest)	5m 31s
Build (ubuntu-latest, aarch64-unknown-linux-musl, use-cross)	5m 29s
Style (windows-latest)	7m 13s
Build (ubuntu-latest, i686-unknown-linux-gnu, use-cross)	5m 59s
Build (ubuntu-latest, i686-unknown-linux-musl, use-cross)	4m 49s
Build (ubuntu-latest, x86_64-unknown-linux-gnu, use-cross)	5m 34s
Build (ubuntu-latest, x86_64-unknown-linux-musl, use-cross)	4m 59s
Build (macos-latest, x86_64-apple-darwin)	6m 8s
Build (macos-latest, aarch64-apple-darwin)	3m 16s
Build (windows-latest, i686-pc-windows-gnu)	6m 25s
Build (windows-latest, i686-pc-windows-msvc)	12m 32s
Build (windows-latest, x86_64-pc-windows-gnu)	12m 35s
Build (windows-latest, x86_64-pc-windows-msvc)	11m 38s
	1h 52m 38s

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