⬆ Bump codecov/codecov-action from 5.4.3 to 5.5.0 (#340)

Bumps [codecov/codecov-action](https://github.com/codecov/codecov-action) from 5.4.3 to 5.5.0.
- [Release notes](https://github.com/codecov/codecov-action/releases)
- [Changelog](https://github.com/codecov/codecov-action/blob/main/CHANGELOG.md)
- [Commits](codecov/codecov-action@v5.4.3...v5.5.0)

---
updated-dependencies:
- dependency-name: codecov/codecov-action
  dependency-version: 5.5.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Author: dependabot[bot]

.github/workflows/continuous_integration.yml

@@ -65,7 +65,7 @@ jobs:
         working-directory: backend
 
       - name: Upload coverage reports to codecov
-        uses: codecov/codecov-action@v5.4.3
+        uses: codecov/codecov-action@v5.5.0
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
           fail_ci_if_error: true