Add built with maui repo link

jfversluis · web-flow · commit 97d499f18c6f · 2024-12-19T15:50:00.000+01:00
diff --git a/README.md b/README.md
@@ -12,6 +12,9 @@ If you know about a website or resource you don't see on here yet, feel free to
 
 Happy learning!
 
+> [!TIP]
+> Wondering what real-world apps are built with .NET MAUI? Check out [this repository](https://github.com/jfversluis/built-with-maui)!
+
 ## Resources
 
 | Category | Description |
