Add rmdir support (#2985) #13924

Job	Run time
towncrier_check	12s
check_if_release_branch	1s
changed_files	7s
build mirrord CLI	0s
test_agent_image	6m 31s
test_agent	3m 14s
lint	3m 33s
integration_tests	12m 15s
check-rust-docs	1m 0s
test_cli_image	14m 55s
macos_tests	28m 21s
lint_markdown	0s
e2e (docker)	12m 9s
intellij_e2e_on_release_branch	0s
vscode_e2e_on_release_branch	0s
e2e (containerd)	10m 47s
ci	1s
	1h 33m 6s

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