Update duckdb index files

.gitattributes

@@ -53,3 +53,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.jpg filter=lfs diff=lfs merge=lfs -text
 *.jpeg filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
+AshtonIsNotHere--wikitext_bookcorpus_clean/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

AshtonIsNotHere--wikitext_bookcorpus_clean/validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f5e9ddd31dfa0b5baed52579b20c1099481baa238e96fcf7883c269ebbb48049
+size 2109440