Update parquet files

plain_text/test/0000.parquet

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:21c0958a5f4d9867f28f67a4741551dadb3692356bb85373c4d5262d0f8b7c3f
-size 141899394
+oid sha256:a2e73ad86c7965be760492e3f4b7473f177490cec0cd2f8536bd2103902d684e
+size 141690942

plain_text/train/0000.parquet

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:e612300fca122e192c240b9d908cada5ce94fa956782f28754eaff2a57d1891f
-size 425751385
+oid sha256:d87135c23616b3387e9f0b25472348f2c89902138379a2a8f622705888a07537
+size 425124991

plain_text/validation/0000.parquet

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:bad153783dae49fc1df2cb24208b45f7d39f47bace67225ec23d552cccef5347
-size 141666882
+oid sha256:c1f97af66c772b344fc4d29ff5e4aac4df737895dea2225c8676326ab70ce80e
+size 141458425