Update duckdb index files

XGBooster--github-issues/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:7b035b7cd3c50b37331c96a6d306fa90365fffebdc33d4513332397b37907478
-size 26488832
+oid sha256:357b31140dbe5dc0a491b99d679610f87aff1dd28ec281991b7a3a25296fa7e0
+size 26750976