[SPARK-16216][SQL][FOLLOWUP][BRANCH-2.0] Bacoport enabling timestamp type tests for JSON and verify all unsupported types in CSV#14840

HyukjinKwon wants to merge 1 commit intoapache:branch-2.0apache/spark:branch-2.0from

HyukjinKwon:SPARK-16216-followup-backportHyukjinKwon/spark:SPARK-16216-followup-backportCopy head branch name to clipboard