update

rollout/canary-history.yaml

@@ -20,6 +20,7 @@ rollout:
     app-hogwarts: ['19-12-09 14:02:30:healtheworld-2-322-e5a7c00957-pangweichao',
       '19-12-05 10:47:39:master-308-254562d30b-lishaoqiang']
     app-homework: ['19-12-11 17:34:54:recombine-103-dcd60a0683-jiangxiao']
+    app-horn: ['19-12-11 18:11:56:master-155-2298a517e9-jiangxiao']
     app-manage: ['19-12-11 18:08:49:master-640-4b50c1e7df-chengyubing', '19-12-11
         16:12:04:master-638-83ee638987-wuyilong', '19-12-11 13:35:22:master-632-10d96e2669-chengyubing',
       '19-12-11 11:52:33:master-629-10d96e2669-chengyubing', '19-12-11 11:33:02:master-629-10d96e2669-chengyubing',