Updates upload-artifact action version

Updates the GitHub Actions upload-artifact action to the latest major version.

This ensures access to the latest features and improvements.

Author: michaelstonis

.github/workflows/build-and-publish.yml

@@ -32,7 +32,7 @@ jobs:
       run: dotnet test --configuration Release --no-build --verbosity normal
 
     - name: Upload artifacts
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       with:
         name: nuget-packages
         path: '**/bin/Release/*.nupkg'