Testing for the number of commands in `help` output doesn't seem to
contribute much to the quality of the project, and adds additional
burden for the developer to update.
Signed-off-by: Arnaud Porterie (icecrime) <arnaud.porterie@docker.com>
Upstream-commit: dd7e59a40a4c93070f71adb3ec74021241586c21
Component: engine