refactor: split `dirs` module into a separate crate (#321) #983

Job	Run time
Build and Test (ubuntu-latest)	1m 6s
Cross Build to aarch64 (ubuntu-latest)	2m 56s
Build and Test (no default features) (ubuntu-latest, core_installer)	1m 24s
Build and Test (macos-12)	1m 51s
Build and Test (no default features) (ubuntu-latest, git2)	1m 33s
Build and Test (macos-14)	1m 9s
Build and Test (no default features) (macos-14, core_installer)	1m 20s
Build and Test (windows-latest)	3m 9s
Build and Test (maa-sys, static) (ubuntu-latest)	55s
Build and Test (no default features) (macos-14, git2)	1m 39s
Build and Test (maa-sys, static) (macos-12)	31s
Build and Test (no default features) (windows-latest, core_installer)	4m 0s
Build and Test (maa-sys, static) (macos-14)	22s
Build and Test (no default features) (windows-latest, git2)	4m 4s
Build and Test (maa-sys, static) (windows-latest)	1m 56s
Coverage (ubuntu-latest)	1m 16s
Coverage (macos-14)	1m 28s
Coverage (windows-latest)	5m 9s
	35m 48s

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