Update duckdb index files

.gitattributes

@@ -68,3 +68,4 @@ default/funcodec_en_libritts_16k_nq32ds640/index.duckdb filter=lfs diff=lfs merg
 default/speech_tokenizer_16k/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/funcodec_en_libritts_16k_nq32ds320/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/encodec_24k_3bps/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:bb6bbe8218012c77e334259157f8c6b148d57689d69f8d2ebf48fc090d0664ee
+size 1060864