Fix missing log file path for vrobbler

lab/ansible/roles/vrobbler/templates/vrobbler.conf.j2

@@ -1,7 +1,7 @@
 VROBBLER_TMDB_API_KEY = "{{tmdb_api_key}}"
 VROBBLER_THESPORTSDB_API_KEY="{{thesportsdb_api_key}}"
 VROBBLER_JSON_LOGGING=True
-VROBBLER_LOG_LEVEL="DEBUG"
+VROBBLER_LOG_FILE_PATH="/var/log/"
 VROBBLER_MEDIA_ROOT = "/var/www/vrobbler/media/"
 VROBBLER_STATIC_ROOT = "/var/www/vrobbler/static/"
 VROBBLER_KEEP_DETAILED_SCROBBLE_LOGS=True