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
 Asaf-Yehudai--xnli_concatenated/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+Asaf-Yehudai--xnli_concatenated/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

Asaf-Yehudai--xnli_concatenated/validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:6105aac4360fbec75d8365ef5c685a0b9843891120e73efdc03fbce0213d59d8
+size 9187328