fix: homepage

Author: tomalaforge

docs/src/content/docs/index.mdx

@@ -27,8 +27,8 @@ import MyIcon from '../../components/MyIcon.astro';
 import SubscriptionForm from '../../components/SubscriptionForm.astro';
 
 <CardGrid>
-<Card title="52 Challenges">
- This repository gathers 52 Challenges related to <b>Angular</b>, <b>Nx</b>, <b>RxJS</b>, <b>Ngrx</b> and <b>Typescript</b>.
+<Card title="53 Challenges">
+ This repository gathers 53 Challenges related to <b>Angular</b>, <b>Nx</b>, <b>RxJS</b>, <b>Ngrx</b> and <b>Typescript</b>.
  These challenges resolve around real-life issues or specific features to elevate your skills.
 </Card>