Update duckdb index files

.gitattributes

@@ -66,3 +66,4 @@ default/audiodec_24k_320d/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/encodec_24k/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/funcodec_en_libritts_16k_nq32ds640/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/funcodec_en_libritts_16k_gr8nq32ds320/index.duckdb filter=lfs diff=lfs merge=lfs -text
+default/funcodec_zh_en_16k_nq32ds640/index.duckdb filter=lfs diff=lfs merge=lfs -text

default/funcodec_zh_en_16k_nq32ds640/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:16aab4a8eb0c33cc81340c18712e4375c0fea69d2991767bc2dc896d86a584b3
+size 52178944