[Parquet] perf: Create StructArrays directly rather than via ArrayData (1% improvement)
#22751
| Job | Run time |
|---|---|
| 10s | |
| 13s | |
| 23s |
ArrayData (1% improvement)
#22751
| Job | Run time |
|---|---|
| 10s | |
| 13s | |
| 23s |