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
 RuyuanWan--Dynasent_Disagreement/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+RuyuanWan--Dynasent_Disagreement/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

RuyuanWan--Dynasent_Disagreement/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:3c8cf3b7f7eb7ed9c62d8ba12d6dfff7ce8c0c988bcf3c31d5b93f55117c58c8
+size 7090176