Update duckdb index files

.gitattributes

@@ -52,3 +52,4 @@ ar_ja/sampled_validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 ar_es/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 ar_pt/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 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_ko/test/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:369e07956ad8a0874a4fc323ec49c13ca583675d1a5cb08fc2f4db7a11640dab
+size 44838912