Bump gulp from 5.0.0 to 5.0.1 in /extensions/ql-vscode

Bumps [gulp](https://github.com/gulpjs/gulp) from 5.0.0 to 5.0.1.
- [Release notes](https://github.com/gulpjs/gulp/releases)
- [Changelog](https://github.com/gulpjs/gulp/blob/master/CHANGELOG.md)
- [Commits](gulpjs/gulp@v5.0.0...v5.0.1)

---
updated-dependencies:
- dependency-name: gulp
  dependency-version: 5.0.1
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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Author: dependabot[bot]