Update duckdb index files

.gitattributes

@@ -131,3 +131,4 @@ fr_ru/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 cs_ja/sampled_test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 fr_vi/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 fr_id/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+fr_vi/sampled_test/index.duckdb filter=lfs diff=lfs merge=lfs -text

fr_vi/sampled_test/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:fd638dcce99ea2f3902314425d516e853fb773191678be0829b6ba77f094dc35
+size 89665536