Update shadcn-ui@njKsYNkwTXPQ1NjlGKXab.md (#6258)

`Added resources for Shadcn`
- Added links to the website and official documentation
- Added video tutorial 
- Added a guide explaining the use cases of the framework

src/data/roadmaps/react/content/shadcn-ui@njKsYNkwTXPQ1NjlGKXab.md

@@ -1 +1,8 @@
 # Shadcn UI
+Shadcn is an open-source framework providing pre-built, accessible, and customizable UI components for rapid web application development. It offers a streamlined approach to construct modern user interfaces. 
+
+Visit the following resources to learn more:
+- [@official@Official Website](https://ui.shadcn.com/)
+- [@official@Documentation](https://ui.shadcn.com/docs)
+- [@video@Shadcn Setup and Tutorial](https://www.youtube.com/watch?v=v0_AT8zaLo8)
+- [@article@Shadcn Guide](https://blog.logrocket.com/shadcn-ui-adoption-guide/)