Release Date: ???

Features:

• Non-breaking PDEP-14 implementation PDEP-14: Dedicated string data type for pandas 3.0 #58551:
  • TRACKER: new default String dtype (pyarrow-backed, numpy NaN semantics) #54792
• groupby.apply DeprecationWarning -> FutureWarning
• Publish Python 3.13 wheels (done in 2.2.3)
• Numpy 2.1 compatibility (may also require dropping Python 3.9) (done in 2.2.3)

cc @pandas-dev/pandas-core