adjust registered by to managed by on db aslo remove url and api key on adding sites for gm

backend/apps/sync/views.py

@@ -22,7 +22,7 @@ class ActiveSiteViewSet(viewsets.ModelViewSet):
     executive_sync_action = True
 
     def get_queryset(self):
-        qs = ActiveSite.objects.select_related("registered_by").all()
+        qs = ActiveSite.objects.select_related("managed_by").all()
         return filter_active_sites_queryset(qs, self.request.user)
 
     def get_permissions(self):
@@ -36,7 +36,7 @@ class ActiveSiteViewSet(viewsets.ModelViewSet):
         return ActiveSiteSerializer
 
     def perform_create(self, serializer):
-        active_site = serializer.save(registered_by=self.request.user)
+        active_site = serializer.save(managed_by=self.request.user)
         ensure_hq_site_for_active_site(active_site)
 
     def perform_update(self, serializer):