Update parquet files

xkang--github-issues/json-train.parquet

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:53c378c6f671e7c79ae26f22e0f28cb70e3ab86909ce266d9ac47bd1f6cbb06a
-size 2843969
+oid sha256:d896dacfbfac2cc8ac5b2cdab642c600408b0b8980931e617eab9a8ccb6a9896
+size 2843970