Issue Type: Bug
- Load a pull request
- Add a comment on the web UI
- Note: comment does not automatically show up in VS Code
- Hit refresh
- Comment box with comment shows up in VS Code
- Hit refresh again
- Another comment box with the same comment shows up underneath the first one
Extension version: 0.14.0
VS Code version: Code 1.41.1 (26076a4de974ead31f97692a0d32f90d735645c0, 2019-12-18T14:58:56.166Z)
OS version: Windows_NT x64 10.0.18362
Screenshot:

This appears to be a regression of #1077.