v4.2.0
[SPARK-56955][CONNECT] Replace -Dio.netty.noUnsafe=false with --sun-misc-unsafe-memory-access=allow for a more complete JDK 25+ support
Preparing Spark release v4.2.0-rc6
[MINOR][DOCS] Fix several nit issues in documentation
[SPARK-49428][SQL] Move Connect Scala Client from Connector to SQL