reports: pass routing properly

backend/src/appenlight/models/report_group.py

@@ -255,7 +255,7 b' def after_update(mapper, connection, target):'
 def after_delete(mapper, connection, target):
     query = {'term': {'group_id': target.id}}
     Datastores.es.delete_by_query(target.partition_id, 'report', query,
-                                  sourcerouting=str(target.id))
+                                  query_params={'routing':str(target.id)})
     query = {'term': {'pg_id': target.id}}
     Datastores.es.delete_by_query(target.partition_id, 'report_group', query)