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
 liersan--zhengtest/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+liersan--zhengtest/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

liersan--zhengtest/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c0845ed2dc45709c0b55307d87ea4a540fce310690555ab23c1ffd044fe4a69e
+size 1323008