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
+MDGraff--RWKVmemorizationtest/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

MDGraff--RWKVmemorizationtest/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:aca36684456b92bd1c67ce797bd7afc64b43a19b95b5c55d92ef87e44e2aa9ae
+size 1323008