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
 dataset.json filter=lfs diff=lfs merge=lfs -text
+artemsnegirev--ru-word-games/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

artemsnegirev--ru-word-games/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:bc918d5cbda74456b5863d8627dd29e1b38957c4dafe4398c3b48f286561769d
+size 7352320