Fix broken link. (#1927)

docs/tutorials/notes-mvvm/includes/intro.md

@@ -13,4 +13,4 @@ This tutorial series is designed to continue the [Create a .NET MAUI app](../../
 > - Implement the model-view-viewmodel (MVVM) pattern.
 > - Use an additional style of query string for passing data during navigation.
 
-We highly suggest that you first follow the [Create a .NET MAUI app](../../notes-app/index.yml) tutorial, as the code created in that tutorial is the basis for this tutorial. If you lost the code, or want to start fresh, download [this project](https://github.com/dotnet/maui-samples/raw/main/7.0/Tutorials/ConvertToMvvm/step1_upgrade.zip).
+We highly suggest that you first follow the [Create a .NET MAUI app](../../notes-app/index.yml) tutorial, as the code created in that tutorial is the basis for this tutorial. If you lost the code, or want to start fresh, download [this project](https://github.com/dotnet/maui-samples/raw/main/8.0/Tutorials/ConvertToMvvm/step1_upgrade.zip).