Bump algoliasearch-helper from 3.4.4 to 3.26.0 in /website

Bumps [algoliasearch-helper](https://github.com/algolia/instantsearch) from 3.4.4 to 3.26.0.
- [Release notes](https://github.com/algolia/instantsearch/releases)
- [Commits](https://github.com/algolia/instantsearch/commits/[email protected])

---
updated-dependencies:
- dependency-name: algoliasearch-helper
  dependency-version: 3.26.0
  dependency-type: indirect
...

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

Author: dependabot[bot]