v4.2.0
[SPARK-49378][DOCS][SS] Break apart the Structured Streaming Programming Guide
[SPARK-51411][SS][DOCS] Add documentation for the transformWithState operator
[SPARK-49944][DOCS] Fix broken main.js import and fix image links for streaming documentation
[SPARK-50997][DOCS] Remove `\t` character in `docs`
[SPARK-57452][DOC] Add missing 4.2 behavior changes to migration guides
[SPARK-55300][DOCS] Add timestamp offset option visualization in Kafka docs
[SPARK-55510] Update structured-streaming-state-data-source.md doc to reflect deleteRange
[SPARK-55153][SS][PYTHON][DOC] Add documentation for TwsTester