Update duckdb index files

.gitattributes

@@ -52,3 +52,4 @@ 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
+metaeval--folio/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

metaeval--folio/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:6b6411b5d8ae1bf853b4ff0a27fb39b4a6a5d85108eebcf99ebbd3b465c433b1
+size 1585152