run/repro: remove/hide deprecated `--remove-outs` option from output

[jorgeorpinel]

• -c, --cwd
• -y, --yes
• --remove-outs

Followup to #1853. More context in iterative/dvc.org#877 (comment)
Also related to #2985

[efiop]

Closing as a duplicate of #2339

[efiop]

Though, this ticket is about the action, so keeping it opened for now.