Bump wheel from 0.34.2 to 0.38.1 in /src/backend

Bumps [wheel](https://github.com/pypa/wheel) from 0.34.2 to 0.38.1.
- [Release notes](https://github.com/pypa/wheel/releases)
- [Changelog](https://github.com/pypa/wheel/blob/main/docs/news.rst)
- [Commits](pypa/wheel@0.34.2...0.38.1)

---
updated-dependencies:
- dependency-name: wheel
  dependency-type: indirect
...

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