Update duckdb index files

.gitattributes

@@ -52,3 +52,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.jpg filter=lfs diff=lfs merge=lfs -text
 *.jpeg filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
+Owishiboo--grammar-correction/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

Owishiboo--grammar-correction/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:7c95fccecd54a91a0a3f7da484fc67e3ac71f3154be1d1b44df37f3639d44a0c
+size 1585152