Update duckdb index files

.gitattributes

@@ -53,3 +53,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.jpeg filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
 bio-datasets--dft23-full/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+bio-datasets--dft23-full/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

bio-datasets--dft23-full/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:2ea77293f8b7632b2ccb9d7242806b780de350c60ec323dd1f6324cc4f56c475
+size 2109440