Update duckdb index files

.gitattributes

@@ -70,3 +70,4 @@ default/encodec_24k_12bps/partial-index.duckdb filter=lfs diff=lfs merge=lfs -te
 default/encodec_24k_1_5bps/partial-index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/encodec_24k_3bps/partial-index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/encodec_24k_24bps/partial-index.duckdb filter=lfs diff=lfs merge=lfs -text
+default/funcodec_en_libritts_16k_gr1nq32ds320/partial-index.duckdb filter=lfs diff=lfs merge=lfs -text

default/funcodec_en_libritts_16k_gr1nq32ds320/partial-index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:4eabee59a03768e51c590af4ec6d991890b6a7793b048692d62e1292a672d4d5
+size 4677447680