update

rollout/rc-history.yaml

@@ -327,6 +327,7 @@ rollout:
     - 20-06-30 22:05:04:rc-270-3545231e1f-jp
     - 20-06-30 21:59:34:rc-269-3545231e1f-jp
     app-hogwarts:
+    - 20-07-27 18:42:44:rc-854-bc0df5a3c5-qqb
     - 20-07-24 11:56:13:rc-847-e031421077-zhongzhihao
     - 20-07-23 19:43:27:rc-846-f57f72d122-zhongzhihao
     - 20-07-22 11:55:32:rc-842-f97d5a6a66-yangpeifeng
@@ -336,7 +337,6 @@ rollout:
     - 20-07-06 15:47:22:rc-824-dcde67bd0e-chengyubing
     - 20-07-02 15:51:23:rc-809-7c55bf89b4-yangpeifeng
     - 20-07-02 15:44:38:rc-808-28c18e76eb-yangpeifeng
-    - 20-07-01 16:28:55:rc-807-79fe76033e-yangpeifeng
     app-homework:
     - 20-05-08 11:17:01:answer-snapshot-173-07e4bee9c7-jiabin
     - 20-04-23 11:18:18:answer-snapshot-159-a44e6ab0ed-jiabin