set a consistent timer for wait_for_del_ready

Author: neiljohn-gh

plugins/modules/dcnm_network.py

@@ -2370,7 +2370,7 @@ def wait_for_del_ready(self):
             for net in self.diff_delete:
                 state = False
                 path = self.paths["GET_NET_STATUS"].format(self.fabric, net)
-                retry = 20
+                retry = max(100 // self.WAIT_TIME_FOR_DELETE_LOOP, 1)
                 deploy_started = False
                 while not state and retry >= 0:
                     retry -= 1