Update duckdb index files

malteos--test-ds/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:405bdc09d181dcc1ceb9676abd11a7f305525c3e978cce3449827a93ec5a8a81
-size 42479616
+oid sha256:cca561c563015e28cd714203020d34284497bbeae235687959bbc96768fc495e
+size 41693184