Update duckdb index files

.gitattributes

@@ -54,3 +54,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
 manh6054--VOC2012/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 manh6054--VOC2012/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
+default/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

default/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:cde965acb8103c28f0e337ae2a6fb4b1f6d7adb5a4f2577d309d55e5ffdb0492
+size 2633728