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
 kiyoonkim--iwildcam-2022-splits/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+kiyoonkim--iwildcam-2022-splits/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

kiyoonkim--iwildcam-2022-splits/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:453706d85d31634f8f1d9ac6eb007fde0a230e33fbc7abf90f8529a9a67c3716
+size 1323008