Speed-up wazo-confd GET /users/<uuid> requests

dao-slow-get.patch

diff --git a/xivo_dao/resources/user/persistor.py b/xivo_dao/resources/user/persistor.py
index 4a2fe27d..2eb6e9fd 100644
--- a/xivo_dao/resources/user/persistor.py
+++ b/xivo_dao/resources/user/persistor.py
@@ -1,6 +1,7 @@
 # Copyright 2015-2022 The Wazo Authors  (see the AUTHORS file)
 # SPDX-License-Identifier: GPL-3.0-or-later
 
+from sqlalchemy.orm import joinedload
 from sqlalchemy.sql import func
 
 from xivo_dao.alchemy.userfeatures import UserFeatures as User
@@ -23,7 +24,9 @@ class UserPersistor(CriteriaBuilderMixin, BasePersistor):
         self.tenant_uuids = tenant_uuids
 
     def find_by_id_uuid(self, id):
-        query = self.session.query(User)
+        query = self.session.query(User).options(
+            joinedload('rightcall_members').selectinload('rightcall').noload('rightcall_members')
+        )
         if isinstance(id, int):
             query = query.filter_by(id=id)
         else: