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
 justram--COCO2014-Captions/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 justram--COCO2014-Captions/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+justram--COCO2014-Captions/val/index.duckdb filter=lfs diff=lfs merge=lfs -text

justram--COCO2014-Captions/val/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:a4564b91c1cf881225995ad16606f804b067b17c0d97e53794e3187b0734fd2d
+size 2633728