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
+pietrolesci--DBPedia_Classes_indexed/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

pietrolesci--DBPedia_Classes_indexed/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:38b58a5b33716a742653e729a7c28da5822ad0f2d8ede4736df3ec458f5b9fc5
+size 2063085568