Use an emoji for Contributors title

Aligns with the rest of the titles

Author: Nirmal4G

ReadMe.md

@@ -54,7 +54,7 @@ For more information see the [.NET Foundation Code of Conduct](CODE_OF_CONDUCT.m
 
 This project is supported by the [.NET Foundation](http://dotnetfoundation.org).
 
-## Contributors
+## 🏆 Contributors
 
 <a href="https://github.com/CommunityToolkit/WindowsCommunityToolkit/graphs/contributors">
   <img src="https://contrib.rocks/image?repo=CommunityToolkit/WindowsCommunityToolkit" />