[VL] Spark 4.1: Support NullType Parquet read/write (SPARK-54220)

[baibaichen]

Backend

VL (Velox)

Gluten version: main branch

Description

Spark 4.1 added support for reading and writing NullType columns in Parquet (SPARK-54220). Gluten/Velox does not handle NullType in Parquet format.

Spark 4.1 only.

Parent issue: #11910 ([VL] Spark 4.x: Tracking new feature support)

Impact

Suite	Exclude	spark40	spark41
GlutenParquetIOSuite	SPARK-54220	🟢	🔴

Note: GlutenParquetIOSuite also has struct field excludes tracked under a separate #11550 sub-issue.

References

• Apache Spark JIRA: SPARK-54220