Bump react-instantsearch from 7.20.1 to 7.21.0 in the documentation group (#3293)

* Bump react-instantsearch in the documentation group

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


Updates `react-instantsearch` from 7.20.1 to 7.21.0
- [Release notes](https://github.com/algolia/instantsearch/releases)
- [Commits](https://github.com/algolia/instantsearch/compare/[email protected]@7.21.0)

---
updated-dependencies:
- dependency-name: react-instantsearch
  dependency-version: 7.21.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: documentation
...

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

* nit

---------

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

Author: dependabot[bot]

package-lock.json

@@ -102,7 +102,7 @@
     "nanostores": "^0.11.4",
     "pino": "^9.14.0",
     "preact": "^10.28.0",
-    "react-instantsearch": "^7.20.1",
+    "react-instantsearch": "^7.21.0",
     "rehype-autolink-headings": "^7.1.0",
     "rehype-slug": "^6.0.0",
     "rehype-wrap-all": "^1.1.0",