The workflow only sets the status when there is a problem, otherwise it
should default to SUCCESS. This regression was introduced in
I906e0ae92bcd084f4bf6ec669d6be0f71dc7a29b, which assumed the status was
always set when it isn't
Closes-Bug: #1796893
Change-Id: If4815d70cdf63f4f050589f8a267a0945e72ebdb