Fix mixcloud connector
Fix mixcloud connector

Closes #2270.

inverse/web-scrobbler,galeksandrp/web-scrobbler,david-sabata/web-scrobbler,carpet-berlin/web-scrobbler,david-sabata/web-scrobbler,galeksandrp/web-scrobbler,alexesprit/web-scrobbler,fakelbst/Chrome-Last.fm-Scrobbler,inverse/web-scrobbler,carpet-berlin/web-scrobbler,fakelbst/Chrome-Last.fm-Scrobbler,alexesprit/web-scrobbler