Update duckdb index files

transcribe_es/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:a4be708bf40af65993bb261b706954203395d754129b7a53d6e055a668e9bfd4
-size 305410048
+oid sha256:313a49e039b3685b515843b9c183d9bbb485631e28ec63c5fc8b5d39dc436615
+size 305672192