Reset playback on queue end

Related issue: #1380 (closed)

When reaching the end of the playback queue, two things now happen:

• The track progress resets to 0:00 (same as before)
• The playback icon now resets from ⏸️(pause) to ▶️(play) (new)

This Merge Request includes:

• Tests
• A changelog fragment (cf https://docs.funkwhale.audio/contributing.html#changelog-management)

@georgkrause Candidate for %1.1.1 :)

approved. I still would like to have someone with some more knowledge of VueJS to approve this (since I barely understand whats going on :D)

changed milestone to %1.1.1

added AreaFrontend StatusReview wanted TypeBug labels

assigned to @neobrain

unassigned @neobrain

Thanks for your contribution! :)

mentioned in commit 0f295d98

merged

Great, thanks for the review :)