Update duckdb index files

.gitattributes

@@ -56,3 +56,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 default/encodec_24k_6bps/index.duckdb 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/academicodec_hifi_24k_320d/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:1ee3f75de7fbac695041491e2bd58d8fc0a9796a8ad1246cc39467cd620ba6cf
+size 78393344