Update actions/upload-artifact action to v6 (#322)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/release.yml

@@ -53,7 +53,7 @@ jobs:
       with:
         output: ./release-notes.md
     - name: Upload artifacts
-      uses: actions/upload-artifact@v5
+      uses: actions/upload-artifact@v6
       with:
         path: |-
           ./release-notes.md