SkywalkingUI界面显示多个重复实例名

现象

在skywalking 界面上显示了多个重复的实例名, 于是去找了下原因,记录一下

https://github.com/apache/skywalking/issues/3703

1. https://github.com/apache/skywalking-rocketbot-ui/pull/181/commits
2. https://github.com/apache/skywalking-rocketbot-ui/pull/186
3. https://github.com/apache/skywalking-rocketbot-ui/commit/7eac68bf9066a5756c27df86adffed0617a5cf65#diff-2374317cce95751d89a0166e21ae04caa5fffe7de4eb162196e037206bda89b8