chore(deps): Bump setuptools from 69.5.1 to 70.3.0 in /backend/python/autogptq (#2816)

chore(deps): Bump setuptools in /backend/python/autogptq

Bumps [setuptools](https://github.com/pypa/setuptools) from 69.5.1 to 70.3.0.
- [Release notes](https://github.com/pypa/setuptools/releases)
- [Changelog](https://github.com/pypa/setuptools/blob/main/NEWS.rst)
- [Commits](https://github.com/pypa/setuptools/compare/v69.5.1...v70.3.0)

---
updated-dependencies:
- dependency-name: setuptools
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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