docs: Add Social.private_session workaround to changelog
docs: Add Social.private_session workaround to changelog

kotamat/pyspotify,kotamat/pyspotify,felix1m/pyspotify,jodal/pyspotify,felix1m/pyspotify,kotamat/pyspotify,mopidy/pyspotify,jodal/pyspotify,jodal/pyspotify,mopidy/pyspotify,felix1m/pyspotify