Bump codecov/codecov-action from 3.1.1 to 3.1.3

Bumps [codecov/codecov-action](https://github.com/codecov/codecov-action) from 3.1.1 to 3.1.3.
- [Release notes](https://github.com/codecov/codecov-action/releases)
- [Changelog](https://github.com/codecov/codecov-action/blob/main/CHANGELOG.md)
- [Commits](codecov/codecov-action@v3.1.1...v3.1.3)

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

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

.github/workflows/tests.yaml

@@ -28,7 +28,7 @@ jobs:
       run: poetry install --ansi
     - name: Upload coverage to Codecov
       if: ${{ matrix.os == 'ubuntu-latest' && matrix.python-version == '3.11' }}
-      uses: codecov/codecov-action@v3.1.1
+      uses: codecov/codecov-action@v3.1.3
       with:
         fail_ci_if_error: false
         flags: unittests