chore(deps-dev): bump dns-packet in /apps-script/qr-code

Bumps [dns-packet](https://github.com/mafintosh/dns-packet) from 5.2.1 to 5.6.1.
- [Changelog](https://github.com/mafintosh/dns-packet/blob/master/CHANGELOG.md)
- [Commits](mafintosh/dns-packet@v5.2.1...v5.6.1)

---
updated-dependencies:
- dependency-name: dns-packet
  dependency-type: indirect
...

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