Update duckdb index files

.gitattributes

@@ -68,3 +68,4 @@ en_gum-corefud/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 en_parcorfull-corefud/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 en_parcorfull-corefud/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 es_ancora-corefud/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+es_ancora-corefud/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

es_ancora-corefud/validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:a62690362f0f7bcddc9782c44320230ace2452feffcb9449cecbbf3e3fb6f891
+size 8663040