v3.5.9
[SPARK-44133][PYTHON] Upgrade MyPy from 0.920 to 0.982
[SPARK-3723][FOLLOW-UP][PYTHON][MLLIB] Rename method type and dist name literals
[SPARK-43423][PYTHON][ML][TESTS] Retry when `test_gmm` fails
[SPARK-37022][PYTHON] Use black as a formatter for PySpark
[SPARK-38424][PYTHON] Warn unused casts and ignores
[SPARK-37423][PYTHON] Inline type hints for fpm.py in python/pyspark/mllib
[SPARK-37424][PYTHON][MLLIB] Inline typehints for pyspark.mllib.random
[SPARK-40057][PYTHON][DOCS] Cleanup "<BLANKLINE>" in doctest
[SPARK-37428][PYTHON][MLLIB] Inline type hints for pyspark.mllib.util