Update parquet files

default/{train → cowdb}/0000.parquet

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:2772d1c5af4cdb845b8ce775f9b398c788b179699030105a533a6777de230884
-size 544618982
+oid sha256:714c9145149b476bfc5ebc29f83425028be4f7a54ee1b5870a18978e8886e59f
+size 11832

default/train/0001.parquet

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:de7e0d614e13cde54a96b440334327e8c7ce38388784d15dbfd6f7567948705e
-size 537068935

default/train/0002.parquet

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:7c8b2434a623b6ae8a7db4b4a2ec483a3235d186f562ed4eac5a688b3e6191ea
-size 912308405

default/train/0003.parquet

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:84335e61a33296f9f3e6096c28b9f87cf9d82420c378bde1a3bf2de2ba03d9e4
-size 506253007

default/train/0004.parquet

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:13c7d7b38bee571a118da1645ab71525a51b51cd0d19deb24180276f4d42f799
-size 491127119