feat: Add support for Python 3.14

[parthea]

[parthea]

This is blocked on https://github.com/geopandas/pyogrio/issues/560

Collecting pyogrio>=0.7.2 (from geopandas)
  Downloading pyogrio-0.11.1.tar.gz (287 kB)
  Installing build dependencies: started
  Installing build dependencies: finished with status 'done'
  Getting requirements to build wheel: started
  Getting requirements to build wheel: finished with status 'done'
  Preparing metadata (pyproject.toml): started
  Preparing metadata (pyproject.toml): finished with status 'error'
  error: subprocess-exited-with-error
  
  × Preparing metadata (pyproject.toml) did not run successfully.