Update duckdb index files

.gitattributes

@@ -56,3 +56,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 default/academicodec_hifi_16k_320d/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/academicodec_hifi_16k_320d_large_uni/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/academicodec_hifi_24k_320d/index.duckdb filter=lfs diff=lfs merge=lfs -text
+default/audiodec_24k_320d/index.duckdb filter=lfs diff=lfs merge=lfs -text

default/audiodec_24k_320d/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c6a9b13ef2b89a9e0f3f15b36d596a0c521bd3f560427c6d82731b0c6877d5d3
+size 403976192