Update duckdb index files

.gitattributes

@@ -88,3 +88,4 @@ default/funcodec_zh_en_16k_nq32ds640/index.duckdb filter=lfs diff=lfs merge=lfs
 default/funcodec_en_libritts_16k_gr1nq32ds320/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/encodec_24k_6bps/index.duckdb filter=lfs diff=lfs merge=lfs -text
+default/speech_tokenizer_16k/index.duckdb filter=lfs diff=lfs merge=lfs -text

default/speech_tokenizer_16k/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:8c97d851d00f4bca7f4cfcd34efd8bfdbab99643c7bec44cb487d81f27f8ac70
+size 1077161984