MeanStars v3.5.0

Minor update to fix deprecation of numpy's floating point definitions and updating minimum python requirement to 3.10. Supported Python versions are now 3.10 - 3.12.

What's Changed

• Update MeanStars.py to float64 by @douglase in #2

New Contributors

• @douglase made their first contribution in #2

Full Changelog: v3.4.0...v3.5.0