release:training code of dssm model

recommend-model-produce/src/main/python/tools/static_ps_trainer_v2.py

@@ -132,7 +132,7 @@ class Main(object):
         else:
             # 在Fleet初始化配置中添加以下参数
             fleet.init()
-        fleet.set_fleet_desc(fleet_config)
+        #fleet.set_fleet_desc(fleet_config)
 
     def network(self):
         self.model = get_model(self.config)