chore(deps): Update codecov/codecov-action action to v5.4.3 (#894)

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

Author: renovate[bot]

.github/workflows/reusable-tox.yml

@@ -375,7 +375,7 @@ jobs:
       if: >-
         !cancelled()
         && steps.tox-run.outputs.cov-report-files != ''
-      uses: codecov/codecov-action@0565863a31f2c772f9f0395002a31e3f06189574  # v5.4.0
+      uses: codecov/codecov-action@18283e04ce6e62d37312384ff67231eb8fd56d24  # v5.4.3
       with:
         disable_search: true
         fail_ci_if_error: >-