Merge when Pipeline Succeeds allows a MR to merge before pipeline starts running

Right now if the pipeline is not running still we can merge the MR even with the MWPS option is checked.

This seems like inconsistent behaviour and something that was brought to my attention by a client.

\cc @DouweM @mydigitalself

/cc @ayufan @zj

A customer issue exists for this issue here:

• https://gitlab.com/gitlab-org/gitlab-ce/issues/33663

@tiagonbotelho @markglenfletcher Given the linked issue has more traction, lets discuss there.

closed