chore(deps): bump dompurify (#610)

Bumps the npm_and_yarn group with 1 update in the /vscode-extension directory: [dompurify](https://github.com/cure53/DOMPurify).


Updates `dompurify` from 3.3.2 to 3.4.0
- [Release notes](https://github.com/cure53/DOMPurify/releases)
- [Commits](cure53/DOMPurify@3.3.2...3.4.0)

---
updated-dependencies:
- dependency-name: dompurify
  dependency-version: 3.4.0
  dependency-type: indirect
  dependency-group: npm_and_yarn
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]