Update duckdb index files

.gitattributes

@@ -349,3 +349,4 @@ turkish/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 turkish/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 ukrainian/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 ukrainian/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
+urdu/test/index.duckdb filter=lfs diff=lfs merge=lfs -text

urdu/test/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e2dbf5e220d502f323538c65b70a7c5d49dae011e7ba581685e5ed0936f56d58
+size 33042432