Bump react-instantsearch in the documentation group (#3629)

Bumps the documentation group with 1 update: [react-instantsearch](https://github.com/algolia/instantsearch).


Updates `react-instantsearch` from 7.28.1 to 7.29.0
- [Release notes](https://github.com/algolia/instantsearch/releases)
- [Commits](https://github.com/algolia/instantsearch/compare/react-instantsearch@7.28.1...react-instantsearch@7.29.0)

---
updated-dependencies:
- dependency-name: react-instantsearch
  dependency-version: 7.29.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: documentation
...

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