[Docs Site] Bump react-instantsearch from 7.15.4 to 7.15.5 (#21109)

Bumps [react-instantsearch](https://github.com/algolia/instantsearch) from 7.15.4 to 7.15.5.
- [Release notes](https://github.com/algolia/instantsearch/releases)
- [Commits](https://github.com/algolia/instantsearch/compare/[email protected]@7.15.5)

---
updated-dependencies:
- dependency-name: react-instantsearch
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

package-lock.json

@@ -91,7 +91,7 @@
 		"react": "19.0.0",
 		"react-dom": "19.0.0",
 		"react-icons": "5.5.0",
-		"react-instantsearch": "7.15.4",
+		"react-instantsearch": "7.15.5",
 		"react-markdown": "10.1.0",
 		"redirects-in-workers": "0.0.7",
 		"rehype": "13.0.2",