Patch version: 1.1.0 → 1.1.1

Main changes summary:

• Add support for Python 3.12 (!60).
• Drop support for Python 3.9 (!60).
• Make Python 3.11 the default version for CI testing (!60).
• Bump Pillow version ≥ 10 that was blocking the package install on recent python versions (!59).
• Add support for Numpy 2.0, no break change observed between 1.x and 2.0 (!60).
• Bump spiceypy dependency to 6.0 (!59).