Lucas Eby

Fixes #17376 ### Motivation Multiple tests in `JsonIngestionFromAvroQueriesTest` exhibit non-deterministic failures due to a combination of issues related to HashMap iteration order and incorrect dictionary lookup behavior: 1. Dictionary lookup...

The below tests fail due to a combination of problems: - Currently, the implementation of [SegmentDictionaryCreator.java](https://github.com/apache/pinot/blob/master/pinot-segment-local/src/main/java/org/apache/pinot/segment/local/segment/creator/impl/SegmentDictionaryCreator.java) has a bug in it where, if a key is not matched, row 0...