build(deps-dev): bump nuitka from 2.5.9 to 2.6

Bumps [nuitka](https://github.com/Nuitka/Nuitka) from 2.5.9 to 2.6.
- [Changelog](https://github.com/Nuitka/Nuitka/blob/develop/Changelog.rst)
- [Commits](Nuitka/Nuitka@2.5.9...2.6)

---
updated-dependencies:
- dependency-name: nuitka
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>