Version 0.2.1: Python tutorials and various enhancement

What's Changed

• Update egui requirement from 0.24.0 to 0.25.0 by @dependabot in #160
• Fix for meta almanac in Python and add serde to CartesianState by @ChristopherRabotin in #161
• ANISE notebook tutorial for getting started by @ChristopherRabotin in #163
• Fix some typos by @striezel in #165
• Update GitHub Actions CI by @striezel in #166
• Add python notebooks for orbit and keplerian elements and aer computations by @ChristopherRabotin in #167
• Update Cargo.toml files by @ChristopherRabotin in #168

New Contributors

• @striezel made their first contribution in #165

Full Changelog: 0.2.0...0.2.1