[HUDI-4140] Fixing hive style partitioning and default partition with bulk insert row writer with SimpleKeyGen and virtual keys#5664

yihua merged 4 commits intoapache:masterapache/hudi:masterfrom

nsivabalan:bulkInsertRowWriterHiveStylePartitioningnsivabalan/hudi:bulkInsertRowWriterHiveStylePartitioningCopy head branch name to clipboard