Update README.md

Author: UmaMaheswariChandrabose

README.md

@@ -6,7 +6,7 @@ Documentation: https://ej2.syncfusion.com/blazor/documentation/getting-started/v
 ## Pre-requisites
 To run this project, you need to install the following pre-requisites in your machine.
 * Visual Studio 2019 (version 16.4 or later)
-* .NET Core SDK 3.1.1
+* .NET Core SDK 3.1.2
 
 ## How to run this application?
 To run this application, you need to first clone or download this `adding-syncfusion-blazor-components-to-blazor-webassembly-app` repository and then open it in Visual Studio 2019. Now, simply build and run your project to view the output.