Update duckdb index files

.gitattributes

@@ -54,3 +54,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
 urialon--dirty-with-leafcontext/dev/index.duckdb filter=lfs diff=lfs merge=lfs -text
 urialon--dirty-with-leafcontext/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+urialon--dirty-with-leafcontext/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

urialon--dirty-with-leafcontext/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:568ec442292b24ab4ce75a73231767e06725abef254e52d0aae93728112d2c36
+size 4092866560