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
 J0nasW--paperswithcode/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+J0nasW--paperswithcode/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

J0nasW--paperswithcode/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:b395970f1a6aaac3f9d33b31133d1d559fd3cbbae1ff807aaab20984ba38c548
+size 113520640