Update duckdb index files

.gitattributes

@@ -259,3 +259,4 @@ ar_tr/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 ar_tr/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 ar_vi/sampled_test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 ar_vi/sampled_validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
+ar_vi/test/index.duckdb filter=lfs diff=lfs merge=lfs -text

ar_vi/test/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:7defee568ced115cb70df2f547cca846e5d480f41faea398a1442490b115d967
+size 81801216