Fix wheelchair for OPG

Author: azime

source/jormungandr/jormungandr/olympic_site_params_manager.py

@@ -312,7 +312,7 @@ def get_olympic_site_params(self, pt_origin_detail, pt_destination_detail, api_r
                 "show_natural_opg_journeys": show_natural_opg_journeys,
             }
 
-        if api_request.get("_deactivate_opg_scenario", False):
+        if any([api_request.get("_deactivate_opg_scenario", False), api_request.get("wheelchair", False)]):
             logging.getLogger(__name__).warning("OPG scenario deactivated.")
             return {}