Comments created multiple times

[robingram]

• Extension version: 0.120.1
• VSCode Version: 1.105.1
• OS: Macos Sequoia
• Repository Clone Configuration (single repository/fork of an upstream repository): single repository
• GitHub Product (GitHub.com/GitHub Enterprise version x.x.x): github.com

Steps to Reproduce:

1. Select a file from a PR that you are assigned to review
2. Select + in the gutter to add a comment
3. Enter the comment and click Start Review

Expected: A single comment is created

Actual: Multiple identical comments are created, usually 3. All comments appear in the Comments pane. In addition it is impossible to delete the comments.