update

rollout/rc-history.yaml

@@ -306,6 +306,7 @@ rollout:
     - 20-03-18 15:32:32:saasVersion-187-047ee01c13-huangyongkang
     - 20-03-18 15:07:26:master-186-1165e0e0f2-huangyongkang
     app-hogwarts:
+    - 20-05-30 15:00:44:rc-734-a58736008b-caoyuandong
     - 20-05-29 14:49:01:rc-731-000b48c114-caoyuandong
     - 20-05-29 13:38:43:rc-730-a6c12113dc-caoyuandong
     - 20-05-29 11:33:55:rc-728-235dac67a0-chengyubing
@@ -315,7 +316,6 @@ rollout:
     - 20-05-28 10:29:03:rc-722-f084416c69-chengyubing
     - 20-05-27 17:55:40:rc-721-073c65b3be-caoyuandong
     - 20-05-27 16:44:09:rc-720-fc65d42f0b-caoyuandong
-    - 20-05-27 10:30:02:rc-719-34ff9aa81b-caoyuandong
     app-homework:
     - 20-05-08 11:17:01:answer-snapshot-173-07e4bee9c7-jiabin
     - 20-04-23 11:18:18:answer-snapshot-159-a44e6ab0ed-jiabin