Add hyperlink to Syncfusion Toolkit in README

Updated the README to include a hyperlink for the Syncfusion Toolkit.

Author: PaulAndersonS

README.md

@@ -2,7 +2,7 @@
 
 # Syncfusion® Toolkit for .NET MAUI
 
-The Syncfusion® Toolkit for .NET MAUI is a high-performance collection of UI controls designed to streamline cross-platform app development across Android, iOS, macOS, and Windows. With this toolkit, developers can deliver beautiful, feature-rich applications with minimal effort, cutting down development time while ensuring a seamless and engaging user experience across platforms.
+The [Syncfusion® Toolkit for .NET MAUI](https://www.syncfusion.com/net-maui-toolkit?utm_source=msftdotnet&utm_medium=banner&utm_campaign=mauipremium_sep25) is a high-performance collection of UI controls designed to streamline cross-platform app development across Android, iOS, macOS, and Windows. With this toolkit, developers can deliver beautiful, feature-rich applications with minimal effort, cutting down development time while ensuring a seamless and engaging user experience across platforms.
 
 The Syncfusion® Toolkit is built with community collaboration in mind, aiming to incorporate user feedback and contributions. It is the perfect companion for developers looking to build engaging cross-platform applications faster and more efficiently using the Syncfusion® ecosystem.