Update build.yml

Author: jamiw1

.github/workflows/build.yml

@@ -62,7 +62,7 @@ jobs:
       run: Remove-Item -path GitHubActionsWorkflow.pfx
 
     - name: Upload MSIX package
-      uses: actions/upload-artifact@v2
+      uses: actions/upload-artifact@v4
       with:
         name: MSIX Package
         path: ${{ env.Solution_Name }}\\Packages