Update duckdb index files

.gitattributes

@@ -56,3 +56,4 @@ arbml--tashkeela/dev/index.duckdb filter=lfs diff=lfs merge=lfs -text
 arbml--tashkeela/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 arbml--tashkeela/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+default/dev/index.duckdb filter=lfs diff=lfs merge=lfs -text

default/dev/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ba24b10e875a9b36ffeb00427d6c335dbb2e04e7d47552796e772547be037614
+size 30420992