Update duckdb index files

.gitattributes

@@ -57,3 +57,4 @@ tarudesu--ViCTSD/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 tarudesu--ViCTSD/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/validation/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 sha256:1a62cadbe4f587dc2576779eb2d9f07cbbaab2b37b075c22833a7fd5764603c8
+size 1323008