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
 Alisairlines--Airlines_Reviews_Neuronet/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+Alisairlines--Airlines_Reviews_Neuronet/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

Alisairlines--Airlines_Reviews_Neuronet/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:7f6e5e07714e8f9c365f32a13d012f63a671f170914f23544925d62a1374f3df
+size 1060864