Fix getindico.io link

_posts/2023-11-30-indico-3-3-news.md

@@ -32,7 +32,7 @@ The accessibility of Indico has been improved in this release, in-line with the
 
 The existing **Indico check-in mobile application** has been **completely rewritten**. Instead of a native app released on two separate platforms (Google Play Store and Apple App Store), it is now a progressive web app (PWA) which can be easily installed on the two major phone OSs (Android and iOS) and used offline. The new app is available for all Indico instances running version 3.3 - you can [try it out here](https://checkin.getindico.io/).
 
-Despite being hosted on [getindico.io](getindico.io), we do not collect any data from the app. The app only communicates with the Indico instance that you configure and all data is stored locally on the phone.
+Despite being hosted on [getindico.io](https://getindico.io), we do not collect any data from the app. The app only communicates with the Indico instance that you configure and all data is stored locally on the phone.
 
 <!-- Read our full in-depth blog post about the new Check-in app [here](https://getindico.io/blog/future-link-to-a-post-about-the-check-in-app/). -->