Bump qs from 6.10.1 to 6.12.1 in /mlir/utils/vscode

Bumps [qs](https://github.com/ljharb/qs) from 6.10.1 to 6.12.1.
- [Changelog](https://github.com/ljharb/qs/blob/main/CHANGELOG.md)
- [Commits](ljharb/qs@v6.10.1...v6.12.1)

---
updated-dependencies:
- dependency-name: qs
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <[email protected]>