build(deps): bump the npm_and_yarn group across 2 directories with 2 updates

Bumps the npm_and_yarn group with 1 update in the /oid4vc/demo/frontend directory: [qs](https://github.com/ljharb/qs).
Bumps the npm_and_yarn group with 2 updates in the /oid4vc/integration/credo directory: [qs](https://github.com/ljharb/qs) and [undici](https://github.com/nodejs/undici).


Updates `qs` from 6.13.0 to 6.14.1
- [Changelog](https://github.com/ljharb/qs/blob/main/CHANGELOG.md)
- [Commits](ljharb/qs@v6.13.0...v6.14.1)

Updates `qs` from 6.13.0 to 6.14.1
- [Changelog](https://github.com/ljharb/qs/blob/main/CHANGELOG.md)
- [Commits](ljharb/qs@v6.13.0...v6.14.1)

Updates `undici` from 5.29.0 to 6.23.0
- [Release notes](https://github.com/nodejs/undici/releases)
- [Commits](nodejs/undici@v5.29.0...v6.23.0)

---
updated-dependencies:
- dependency-name: qs
  dependency-version: 6.14.1
  dependency-type: indirect
  dependency-group: npm_and_yarn
- dependency-name: qs
  dependency-version: 6.14.1
  dependency-type: indirect
  dependency-group: npm_and_yarn
- dependency-name: undici
  dependency-version: 6.23.0
  dependency-type: indirect
  dependency-group: npm_and_yarn
...

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

Author: dependabot[bot]