added eumetsat multicast folder to reserved names

brian_dashboard_manager/grafana/provision.py

@@ -477,7 +477,13 @@ def _delete_unknown_folders(config, token):
 
     folders_to_keep = [
         # General is a base folder present in Grafana
-        'General', 'GWS Indirect', 'GWS Direct', 'Aggregates']
+        'General',
+        # other folders, created outside of the DASHBOARDS list
+        'GWS Indirect',
+        'GWS Direct',
+        'Aggregates',
+        'EUMETSAT Multicast'
+    ]
     folders_to_keep.extend([dash['folder_name']
                             for dash in DASHBOARDS.values()])
     ignored_folders = config.get('ignored_folders', [])