Update duckdb index files

.gitattributes

@@ -59,3 +59,4 @@ msalnikov--lc_quad2/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 msalnikov--lc_quad2/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 s-nlp--lc_quad2/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 s-nlp--lc_quad2/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+default/test/index.duckdb filter=lfs diff=lfs merge=lfs -text

default/test/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:bc3a7e0decec0bd1d9cb08223bb9983d585fa0d5d17bf4e700d80c1f69e97c6c
+size 1585152