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
 CohleM--CNN_small/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 CohleM--CNN_small/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+default/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

default/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:63d08e16259bc5a7ea4c68cb6563133951eba3baf283c2bde3c6bd361449cce2
+size 243544064