[SPARK-44100] Move namespace from `pyspark.mlv2` to `pyspark.ml.connect`

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.5.0
• Fix Version/s: 3.5.0
• Component/s: Connect, ML, PySpark
• Assignee: Weichen Xu
• Reporter: Weichen Xu
• Created: 20/Jun/23 02:50
• Updated: 20/Jun/23 12:45
• Resolved: 20/Jun/23 12:45

Description

For distributed ML <> spark connect project code,

move namespace from `pyspark.mlv2` to `pyspark.ml.connect`