Update actions/upload-artifact action to v7 (#16735)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Laurent Cozic <laurent22@users.noreply.github.com>

.github/workflows/ui-tests.yml

@@ -39,7 +39,7 @@ jobs:
           cd ${GITHUB_WORKSPACE}/packages/app-desktop/
           bash ./integration-tests/run-ci.sh
       # See https://playwright.dev/docs/ci-intro#setting-up-github-actions
-      - uses: actions/upload-artifact@v6
+      - uses: actions/upload-artifact@v7
         if: ${{ !cancelled() }}
         with:
           name: playwright-report-${{ matrix.os }}