Update duckdb index files

.gitattributes

@@ -117,3 +117,4 @@ fr_hi/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 cs_de/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 ar_ko/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 fr_id/sampled_test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+fr_ja/sampled_validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

fr_ja/sampled_validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:a2dc7e469e44177aaab1e5e82bad841ecc6de00649d470a8e4b14213b75c0735
+size 41955328