Update duckdb index files

.gitattributes

@@ -54,3 +54,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
 unklefedor--language-identification/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 unklefedor--language-identification/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+unklefedor--language-identification/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

unklefedor--language-identification/validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:1d7a1ab32253b7f1c78390ab1c9a742315e60d9811c41ab7cf6b5a1f707692ab
+size 3944448