Bump openfermion from 1.6.1 to 1.7.0 in the python-packages group (#439)

Bumps the python-packages group with 1 update: [openfermion](https://github.com/quantumlib/OpenFermion).


Updates `openfermion` from 1.6.1 to 1.7.0
- [Release notes](https://github.com/quantumlib/OpenFermion/releases)
- [Commits](quantumlib/OpenFermion@v1.6.1...v1.7.0)

---
updated-dependencies:
- dependency-name: openfermion
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: python-packages
...

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Author: dependabot[bot]