Bump query-string from 5.1.1 to 8.1.0

Bumps [query-string](https://github.com/sindresorhus/query-string) from 5.1.1 to 8.1.0.
- [Release notes](https://github.com/sindresorhus/query-string/releases)
- [Commits](sindresorhus/query-string@v5.1.1...v8.1.0)

---
updated-dependencies:
- dependency-name: query-string
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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