Update duckdb index files

.gitattributes

@@ -55,3 +55,4 @@ ar_ja/sampled_test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 ar_ko/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 ar_pt/sampled_validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 ar_th/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
+ar_ru/sampled_test/index.duckdb filter=lfs diff=lfs merge=lfs -text

ar_ru/sampled_test/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:30d14a4e408e57485b7decec9f4477c94892f15e1d3bb6903a3ef96b741ff833
+size 46673920