Update codecov/codecov-action digest to 18283e0 (#98)

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

Author: renovate[bot]

.github/workflows/tox-test.yml

@@ -65,7 +65,7 @@ jobs:
       - name: Install pytest cov
         run: pip install pytest-cov
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@ad3126e916f78f00edff4ed0317cf185271ccc2d # v5
+        uses: codecov/codecov-action@18283e04ce6e62d37312384ff67231eb8fd56d24 # v5
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
           fail_ci_if_error: true