Update duckdb index files

.gitattributes

@@ -1452,3 +1452,4 @@ ar_ru/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 ar_th/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 ar_vi/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 cs_fr/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+cs_es/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

cs_es/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c67ed43780a33b06d171ad80f4f7cbd7ff8afe852dc78b99f62fdc3b1a2c1897
+size 657469440