Update duckdb index files

.gitattributes

@@ -60,3 +60,4 @@ Ary--Wikipedia/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 Ara--Wikipedia/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 Arz--Wikipedia/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 Ary--Ali-C137--Darija-Stories-Dataset/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+Ara--Ali-C137--Hindawi-Books-dataset/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

Ara--Ali-C137--Hindawi-Books-dataset/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:2e775bdc09012ee096cee971700f17081bafc9e2627e3efb1f7265aa48dd6264
+size 424685568