build(github): Bump codecov/codecov-action from 4 to 5 in the gha group

Bumps the gha group with 1 update: [codecov/codecov-action](https://github.com/codecov/codecov-action).


Updates `codecov/codecov-action` from 4 to 5
- [Release notes](https://github.com/codecov/codecov-action/releases)
- [Changelog](https://github.com/codecov/codecov-action/blob/main/CHANGELOG.md)
- [Commits](codecov/codecov-action@v4...v5)

---
updated-dependencies:
- dependency-name: codecov/codecov-action
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: gha
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/ci.yml

@@ -76,7 +76,7 @@ jobs:
           MATRIX_PYTHON_VERSION=${{matrix.python-version}}
           echo "TOX_COVERAGE_ENV=py$(echo ${MATRIX_PYTHON_VERSION} | cut -d . -f -2 | sed -e 's/\.//g')" >> $GITHUB_ENV
       - name: Upload to Codecov
-        uses: codecov/codecov-action@v4
+        uses: codecov/codecov-action@v5
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
           files: ./.tox/.coverage.${{ env.TOX_COVERAGE_ENV }}.xml