Update dotnetcore.yml

Author: chaudis

.github/workflows/dotnetcore.yml

@@ -12,7 +12,7 @@ jobs:
     - name: Setup .NET Core
       uses: actions/setup-dotnet@v1
       with:
-        dotnet-version: 8.0.x
+        dotnet-version: 10.0.x
         include-prerelease: true
     - name: Build with dotnet
       run: dotnet build "./src/SimplerSoftware.EntityFrameworkCore.SqlServer.NodaTime.sln" --configuration Release