Remove quotes around external resource in the-githubdev-web-based-editor#known-limitations

[nguyenalex836]

Code of Conduct

• I have read and agree to the GitHub Docs project's Code of Conduct

What article on docs.github.com is affected?

https://docs.github.com/en/codespaces/the-githubdev-web-based-editor#known-limitations

This issue is intended for newcomers to the OS Docs repo! 💛

If you are veteran of the OS Docs repo and are looking for issues to work on, take a look at our help wanted section ✨

What part(s) of the article would you like to see updated?

These keybinding limitations are documented in the "Known limitations and adaptations" section of the VS Code documentation.

Link to external resource should not have quotation marks per our style guide

Additional information

No response