Update parquet files

SwitchBoard/test/0000.parquet

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:c7095d36c8489b768ed25f2836a92644be7434b3f66dd7d050fb3e326170c959
-size 394631
+oid sha256:e4787c939c5d8dc6700fcdf541e2713cb9b3571dbd780fb7a2c041b6486c6a92
+size 394473

SwitchBoard/train/0000.parquet

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:29e5ceaed1455c51ce195dcad9734c1c7032cb4accd546f952c68a0bbd417f84
-size 3577904
+oid sha256:ce898c287b847e1de4536faccb1a523d8424b92d888b5533325fc460e7efa70e
+size 3576682

SwitchBoard/validation/0000.parquet

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:316de2367a671f1bfcde725bdaa05849fc386986cca4e3d27a6b39c2e4df75a0
-size 492064
+oid sha256:332584e2d5e9c7535c5653463da40353111eb843dc5ea21e3ca56b0cc4260c08
+size 491906