Use correct net framework.

.github/workflows/build.yml

@@ -16,7 +16,7 @@ jobs:
       - name: Setup .NET
         uses: actions/setup-dotnet@v3
         with:
-          dotnet-version: "6.0.x"
+          dotnet-version: "9.0.x"
 
       - name: Restore dependencies
         run: dotnet restore AutoTrackR2.sln
@@ -29,7 +29,7 @@ jobs:
 
       - name: Copy build output
         run: |
-          Copy-Item "AutoTrackR2\bin\Release\net6.0-windows\*" "artifacts\"
+          Copy-Item "AutoTrackR2\bin\Release\net9.0-windows\*" "artifacts\"
           Copy-Item "AutoTrackR2_Setup\bin\Release\*" "artifacts\"
 
       - name: Upload artifacts