Update duckdb index files

.gitattributes

@@ -54,3 +54,4 @@ 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
 default/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+default/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

default/{test → train}/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:0a21e073f3980d40cb6cd5260e916cd7cc284b325248bb88d4f26e09dc3e3cdd
-size 1060864
+oid sha256:ea7942b5b6501bd345bb4294258d4c7a4865ecb54a4290bd4d430edc7e39e70a
+size 1323008