Update duckdb index files

.gitattributes

@@ -55,3 +55,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 dev.csv filter=lfs diff=lfs merge=lfs -text
 test.csv filter=lfs diff=lfs merge=lfs -text
 train.csv filter=lfs diff=lfs merge=lfs -text
+ml4pubmed--pubmed-text-classification-cased/test/index.duckdb filter=lfs diff=lfs merge=lfs -text

ml4pubmed--pubmed-text-classification-cased/test/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:bfd15db587d84b283a3b59f6d3b6a9c640f50099cb5a467647ac8c2071b12515
+size 12857344