feat: only fetch the location if none is given

src/fellchensammlung/api/views.py

@@ -215,6 +215,7 @@ class RescueOrganizationApiView(APIView):
         serializer = RescueOrganizationSerializer(data=request.data, context={"request": request})
         if serializer.is_valid():
             rescue_org = serializer.save()
+            if rescue_org.location is None:
                 # Add the location
                 post_rescue_org_save.delay_on_commit(rescue_org.pk)
             return Response(