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
 MrbBakh--Rotten_Tomatoes/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+MrbBakh--Rotten_Tomatoes/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

MrbBakh--Rotten_Tomatoes/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c6e2c3450ac922d0c5a64d524adf86220c8204a17922d183d0ba94835a3aa28d
+size 1585152