Add bracketmixin to deployments

grid5000/objects.py

@@ -219,7 +219,7 @@ class StorageHomeUserManager(RESTManager):
         return self._obj_cls(self, server_data)
 
 
-class DeploymentManager(NoUpdateMixin, RESTManager):
+class DeploymentManager(NoUpdateMixin, BracketMixin, RESTManager):
     _path = '/sites/%(site)s/deployments'
     _obj_cls = Deployment
     _from_parent_attrs = {'site': 'uid'}