fix: update .net && vs verisons (#177)

CONTRIBUTING.md

@@ -6,7 +6,7 @@ For more information see the [.NET Foundation Code of Conduct](https://dotnetfou
 While features and fixes are greatly appreciated, there are other ways to contribute to this project. If you find a bug, create a test that reveals the bug. If you find a performance issue, create an issue with a PerfView profile, memory dump, or even a [BenchmarkDotNet](https://benchmarkdotnet.org/) benchmark.
 
 ## Developing with .NET Core SDK
-CoreWF requires .NET Core SDK 3.1 or higher. Download and install from [here](https://dotnet.microsoft.com/download).
+CoreWF requires .NET 6 or higher. Download and install from [here](https://dotnet.microsoft.com/download).
 
 From the command prompt, navigate to the **src** folder. To build, run the command:
 ```
@@ -18,7 +18,7 @@ To test, run the command:
 dotnet test
 ```
 
-## Developing with Visual Studio 2019
-Any edition of Visual Studio 2019 will work for developing CoreWF. The community edition is available free from [here](). Make sure that the **.NET Core cross-platform development** workload is selected. This should add the .NET Core 3.1 SDK component.
+## Developing with Visual Studio 2022
+Any edition of Visual Studio 2022 will work for developing CoreWF. The community edition is available free from [here](https://visualstudio.microsoft.com/vs/community/). Make sure that the **.NET Core cross-platform development** workload is selected. 
 
-Open the **System.Activities.sln** file under the **src** folder. The Test Explorer will locate all the tests in the solution automatically.
+Open the **UiPath.Workflow.sln** file under the **src** folder. The Test Explorer will locate all the tests in the solution automatically.