Bump markdown-it and @vscode/vsce

Bumps [markdown-it](https://github.com/markdown-it/markdown-it) to 14.2.0 and updates ancestor dependencies [markdown-it](https://github.com/markdown-it/markdown-it) and [@vscode/vsce](https://github.com/Microsoft/vsce). These dependencies need to be updated together.


Updates `markdown-it` from 14.1.1 to 14.2.0
- [Changelog](https://github.com/markdown-it/markdown-it/blob/master/CHANGELOG.md)
- [Commits](markdown-it/markdown-it@14.1.1...14.2.0)

Updates `markdown-it` from 12.3.2 to 14.2.0
- [Changelog](https://github.com/markdown-it/markdown-it/blob/master/CHANGELOG.md)
- [Commits](markdown-it/markdown-it@14.1.1...14.2.0)

Updates `@vscode/vsce` from 2.32.0 to 3.9.2
- [Release notes](https://github.com/Microsoft/vsce/releases)
- [Commits](microsoft/vscode-vsce@v2.32.0...v3.9.2)

---
updated-dependencies:
- dependency-name: "@vscode/vsce"
  dependency-version: 3.9.2
  dependency-type: direct:development
- dependency-name: markdown-it
  dependency-version: 14.2.0
  dependency-type: indirect
- dependency-name: markdown-it
  dependency-version: 14.2.0
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]