Bump duckduckgo-search from 7.1.1 to 7.2.1 (#220)

Bumps [duckduckgo-search](https://github.com/deedy5/duckduckgo_search) from 7.1.1 to 7.2.1.
- [Release notes](https://github.com/deedy5/duckduckgo_search/releases)
- [Commits](deedy5/duckduckgo_search@v7.1.1...v7.2.1)

---
updated-dependencies:
- dependency-name: duckduckgo-search
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Nick Bobrowski <[email protected]>