v0.6.4

What's Changed

• Bump pyo3 from 0.22.2 to 0.22.4 in /citiespy by @dependabot in #106
• Bump maturin from 1.7.1 to 1.7.4 in the dependencies group by @dependabot in #105

Full Changelog: v0.6.3...v0.6.4