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
 DocLayNet_2022.08_processed_on_2023.01/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+DocLayNet_2022.08_processed_on_2023.01/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

DocLayNet_2022.08_processed_on_2023.01/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:754837a15a306d123f70cd38d119e26f444b9a3a2da80ac8d6c41d09b2c53c7e
+size 2547789824