Update duckdb index files

neibla--debates/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:0daf725e55db7951ffd8c8a524e26c279a9bd215bdc81f49462dd00eb6307824
-size 75771904
+oid sha256:4f2be5f638feebf9a8b98e42e688cc95197ce85eae32106408e0f6d29b826132
+size 75247616