Update duckdb index files

.gitattributes

@@ -67,3 +67,4 @@ default/funcodec_en_libritts_16k_nq32ds640/index.duckdb filter=lfs diff=lfs merg
 default/funcodec_zh_en_16k_nq32ds320/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/speech_tokenizer_16k/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_en_libritts_16k_gr1nq32ds320/index.duckdb filter=lfs diff=lfs merge=lfs -text

default/funcodec_en_libritts_16k_gr1nq32ds320/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:7f4708c35d99870a05c5d7100d07d10f97c8d1c15b1ca8c3c5bfa338ddce8a1e
+size 22294528