Bump codecov/codecov-action from 5.5.3 to 6.0.0 (#1394)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/test.yml

@@ -50,6 +50,6 @@ jobs:
       - name: Download all coverage data
         uses: actions/download-artifact@v8.0.1
       - name: Upload coverage report
-        uses: codecov/codecov-action@v5.5.3
+        uses: codecov/codecov-action@v6.0.0
         with:
           token: ${{ secrets.CODECOV_TOKEN }}