Cleanup cobra integration
Update windows files for cobra and pflags
Cleanup SetupRootcmd, and remove unnecessary SetFlagErrorFunc.
Use cobra command traversal
Signed-off-by: Daniel Nephin <dnephin@docker.com>
Upstream-commit: 31bf9ca0c8cf29c1ba6cdc044e81c574161a0392
Component: engine
This fix is part of the effort to convert commands to spf13/cobra #23211.
Thif fix coverted command `docker diff` to use spf13/cobra
Signed-off-by: Yong Tang <yong.tang.github@outlook.com>
Upstream-commit: 5899afae52b10d2457848c6e62a7476835befef3
Component: engine