libpetab-python v0.8.2

Fixes

• We now support pandas>=3.0
  (by @dweindl in #471)
• Updated to the latest PEtab v2 schema
  (by @dweindl in #470)
• Fixed some warnings
  (by @dweindl in #475)

Full Changelog: v0.8.1...v0.8.2