fix(footer): powered by link goes to algolia.com/places

We will have to build a similar page than
https://www.algolia.com/ref/docsearch/

src/defaultTemplates.js

@@ -5,7 +5,7 @@ import osmLogo from './icons/osm.svg';
 
 export default {
  footer: `<div class="ap-footer">
- Built by <a href="https://www.algolia.com/?utm_source=places&utm_medium=link&utm_term=footer&utm_campaign=${location.hostname}" title="Search by Algolia" class="ap-footer-algolia">${algoliaLogo.trim()}</a>
+ Built by <a href="https://www.algolia.com/places" title="Search by Algolia" class="ap-footer-algolia">${algoliaLogo.trim()}</a>
  using <a href="https://community.algolia.com/places/documentation.html#license" class="ap-footer-osm" title="Algolia Places data © OpenStreetMap contributors">${osmLogo.trim()} <span>data</span></a>
  </div>`,
  value,