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
 Estwld--atomic2020-instruct/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+Estwld--atomic2020-instruct/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

Estwld--atomic2020-instruct/validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:8d8096811c4f7bec6b2b97af7609354499823ffb25bde4ab40628d7acf63d211
+size 39071744