Revert "[SPARK-49495][DOCS] Document and Feature Preview on the maste… #10654

Job	Run time
Run / Check changes	33s
Run / Base image build	46s
Run / Build modules: core, unsafe, kvstore, avro, utils, network-common, network-shuffle, repl, launcher, examples, sketch, variant	1h 15m 32s
Run / Run TPC-DS queries with SF=1	0s
Run / Protobuf breaking change detection and Python CodeGen check	0s
Run / Build modules: api, catalyst, hive-thriftserver	50m 30s
Run / Run Docker integration tests	0s
Run / Build modules: mllib-local, mllib, graphx	36m 21s
Run / Run Spark on Kubernetes Integration test	0s
Run / Run Spark UI tests	0s
Run / Build modules: streaming, sql-kafka-0-10, streaming-kafka-0-10, streaming-kinesis-asl, kubernetes, hadoop-cloud, spark-ganglia-lgpl, protobuf, connect	1h 2m 26s
Run / Build modules: hive - slow tests	43m 42s
Run / Build modules: hive - other tests	1h 9m 51s
Run / Build modules: sql - extended tests	1h 5m 37s
Run / Build modules: sql - slow tests	50m 28s
Run / Build modules: sql - other tests	1h 8m 41s
Run / Build modules: pyspark-sql, pyspark-resource, pyspark-testing	53m 57s
Run / Linters, licenses, and dependencies	32m 8s
Run / Build modules: pyspark-core, pyspark-errors, pyspark-streaming	35m 29s
Run / Build modules: pyspark-mllib, pyspark-ml, pyspark-ml-connect	1h 13m 41s
Run / Documentation generation	0s
Run / Build modules: pyspark-connect	56m 23s
Run / Build modules: sparkr	0s
	12h 56m 5s

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