Update duckdb index files

.gitattributes

@@ -37,3 +37,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.ogg filter=lfs diff=lfs merge=lfs -text
 *.wav filter=lfs diff=lfs merge=lfs -text
 tomekkorbak--pile-toxicity-balanced2/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+tomekkorbak--pile-toxicity-balanced2/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

tomekkorbak--pile-toxicity-balanced2/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:d7f3b74a926714fb6a46000a2f4e1b96da150e11040091e294cf4b947888a467
+size 855912448