Update duckdb index files

.gitattributes

@@ -294,3 +294,4 @@ cs_ru/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 cs_ru/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 cs_th/sampled_test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 cs_th/sampled_validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
+cs_th/test/index.duckdb filter=lfs diff=lfs merge=lfs -text

cs_th/test/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:9f24121c6885ac57b0a403c4b9900990b82385e2c6dae29aac72de071327557c
+size 25440256