feat(cli): add unlink command for removing package links #1706

Job	Run time
Lint	1s
Test (ubuntu-latest, x86_64-unknown-linux-gnu)	1s
Test (windows-latest, x86_64-pc-windows-msvc)	1s
Test (namespace-profile-mac-default, aarch64-apple-darwin)	1s
CLI E2E test (ubuntu-latest)	1s
CLI E2E test (namespace-profile-mac-default)	1s
Run task	1s
vite install E2E test	-1s
done	1s
	7s

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