Update duckdb index files

transcribe_ro/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:efee771e02bac0fc7904ade55f0d4c83834fa3ddd41f2f7bb37d071a4f9ce9e2
-size 307507200
+oid sha256:f437d22d7684753c7f36bb0b829a2031ce1c0d786facc4396b2fa7bd07e97c25
+size 307769344