v4.0.3
[SPARK-55416][SS][PYTHON][4.0] Streaming Python Data Source memory leak when end-offset is not updated
[SPARK-52026][PS][4.0] Block pandas API on Spark on ANSI mode by default
[SPARK-36739][DOCS][PYTHON] Add apache license headers to makefiles
[SPARK-50821][PYTHON] Upgrade Py4J from 0.10.9.8 to 0.10.9.9