Update duckdb index files

.gitattributes

@@ -4,3 +4,4 @@ enimai--MuST-C-ru/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 enimai--MuST-C-ru/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 enimai--MuST-C-ru/train/0000.parquet filter=lfs diff=lfs merge=lfs -text
 default/train/0000.parquet 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 sha256:791985ae5a31308cb95d22c19144058b127561a1d4e2f6342328ab32ea7f8a8d
+size 1585152