update

rollout/dev-history.yaml

@@ -256,6 +256,7 @@ rollout:
     - 20-04-22 14:56:25:class-remind-50-9b8a25fd02-pangweichao
     - 20-04-22 14:00:32:class-remind-49-f5ca562cf3-pangweichao
     app-exercisebook:
+    - 20-08-07 16:24:09:dev-1256-5d0e9dcab7-jiangxiao
     - 20-08-07 14:17:40:dev-1249-5d0e9dcab7-jiangxiao
     - 20-08-07 13:22:41:dev-1246-e038c595af-chenqiwei
     - 20-08-07 13:21:37:dev-1245-f0a59c4222-chenqiwei
@@ -265,7 +266,6 @@ rollout:
     - 20-08-07 11:27:37:dev-1237-8abb2bf3a1-chenqiwei
     - 20-08-07 11:21:30:dev-1235-56dd6b8d32-chenqiwei
     - 20-08-07 10:55:49:dev-1233-2222bb39df-chenqiwei
-    - 20-08-06 20:56:21:dev-1230-d36f7423ad-chenqiwei
     app-finance:
     - 20-07-31 10:45:44:dev-487-d1eb4c6e72-wangboda
     - 20-07-16 14:08:05:dev-481-9ae746bc5f-wangboda