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
+NEUDM--arts/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

NEUDM--arts/validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ac8ba97b28336168859fb49a6b3abef64fbcf55e3942d2270a8d4d46d89a81ce
+size 1060864