Update duckdb index files

.gitattributes

@@ -38,3 +38,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 48K_mp3_bokmaal/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 16K_mp3/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 16K_mp3_bokmaal/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+48K_mp3/partial-train/index.duckdb filter=lfs diff=lfs merge=lfs -text

48K_mp3/partial-train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:a073a78e55e96cc36ffc73b6d7a9adbf60d4c87f8119ae2ea0e5421852b654ff
+size 4752158720