Update pylistenbrainz submodule and fix msids issue
Fixes issues when running the bundled pylistenbrainz module:
ModuleNotFoundError: No module named 'pylistenbrainz'
from util.py.
Fix crash when artist_msid is not set.
Edited by Sam Thursfield
Fixes issues when running the bundled pylistenbrainz module:
ModuleNotFoundError: No module named 'pylistenbrainz'
from util.py.
Fix crash when artist_msid is not set.