Update duckdb index files

.gitattributes

@@ -100,3 +100,4 @@ es_de/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 ar/sampled_test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 cs/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 es_de/sampled_validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
+es_ja/sampled_test/index.duckdb filter=lfs diff=lfs merge=lfs -text

es_ja/sampled_test/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:5c3fc0667f9b6d6c7044b0807c5e429d4c42ed5ce852547ed149356c4637aed4
+size 60305408