release finish: Pass if zero-point not qa'd

If a story has 0 points, in other words it is a refactoring story, don't
fail on release finish if there is no qa+ label present.

On the other hand, fail release finish if there is a 'point me' label
present.

Signed-off-by: Ondrej Kupka <ondra.cap@gmail.com>
Finished feature 53695127/release-finish-skip-zero-points.