Bump upload artifact action version

Author: j005u

.github/workflows/build.yml

@@ -98,7 +98,7 @@ jobs:
           make tweaks
 
       - name: Upload release artifacts
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v4
         with:
           name: ${{ env.ARTIFACT_NAME }}
           path: |