Update duckdb index files

.gitattributes

@@ -53,3 +53,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.jpeg filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
 Sleoruiz--discursos-pre-clasificados/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+Sleoruiz--discursos-pre-clasificados/valid/index.duckdb filter=lfs diff=lfs merge=lfs -text

Sleoruiz--discursos-pre-clasificados/valid/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:0f174e93c9a9b3a6da4db79d1ac30423c44d8149bc18a7a437098810796d57ea
+size 34615296