Actions are unclickable in Modal dialog when opened through a CodeLens (and all mouse event on the system disabled)

Does this issue occur when all extensions are disabled?: Yes/No

• VS Code Version: 1.60.0
• OS Version: Fedora 34

Steps to Reproduce:

1. Clone https://github.com/apupier/reproducer-codelens-warningmessage it contains an extension with a CodeLens callign a command whcih is showing a warnign message in modal mode
2. Launch the extension
3. Create a file named my.hello.txt
4. open it
5. click on Codelens
6. the modal dialog has unclickable buttons

--> all other windows have unclickable items too, even unrelated VS Code windows!

Workaround to get out of this state is to hit escape

https://user-images.githubusercontent.com/1105127/133226304-05536c75-3465-425f-b8e9-078424565c81.mp4