chore: Remove snap, appimage and crates.io #573

Job	Run time
Bump Homebrew formula	35s
build (macOS-latest, x86_64-apple-darwin, --best, true)	2m 1s
Publish rpm package	3m 7s
Publish deb package	3m 27s
build (ubuntu-latest, x86_64-unknown-linux-gnu, --best --lzma, true)	1m 34s
build (ubuntu-latest, x86_64-unknown-linux-musl, taskwarrior-tui-x86_64-unknown-linux-musl, --bes...	1m 39s
Publish aur package	2m 16s
build (windows-latest, x86_64-pc-windows-gnu, -C target-feature=+crt-static, .exe, -9, false)	3m 35s
grcov	8m 14s
build (windows-latest, x86_64-pc-windows-msvc, -C target-feature=+crt-static, .exe, -9, false)	3m 9s
build (windows-latest, i686-pc-windows-msvc, -C target-feature=+crt-static, .exe, -9, false)	3m 9s
grcov_finalize	4s
	32m 50s

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