Update duckdb index files

transcribe_de/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:5d381fcbd3a25369d149d33b6d15494e536c8b23c77fc5085ac2e8b8053e0b17
-size 243544064
+oid sha256:b779c0d31f3188a4626e5d8120da91ba4e6dc340f01d502e33b6c40b55b94128
+size 2969841664