Update duckdb index files

.gitattributes

@@ -54,3 +54,4 @@ 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_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_th/validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:365b6cb3fcd88f62be63916370ace9b68aad6c3734b9bc5fa219916a098deca7
+size 23343104