Fix deleting element of frontends list in DecortController._lb_delete_fronts method

module_utils/decort_utils.py

@@ -4557,7 +4557,7 @@ class DecortController(object):
             api_resp = self.decort_api_call(requests.post, "/restmachine/cloudapi/lb/frontendDelete", api_params)
             #del from cloud dict
             if type(front)==dict:
-                del self.lb_facts['frontends'][front['name']]
+                self.lb_facts['frontends'].remove(front)
             self.result['changed'] = True
         
         return