Update ensure-build.yml

Author: swagfin

.github/workflows/ensure-build.yml

@@ -16,7 +16,7 @@ jobs:
     - name: Setup .NET
       uses: actions/setup-dotnet@v1
       with:
-        dotnet-version: 3.1.x
+        dotnet-version: '8.0.x'
     - name: Restore Nuget Packages
       run: dotnet restore ObjectSemantics.NET/ObjectSemantics.NET.csproj
     - name: Build Project