Update duckdb index files

transcribe_de/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:499df7481caddd745507dd08135777d4de5b8f8709777fc1af0d766c48bad5be
-size 2969055232
+oid sha256:41404638be2a318c887686670aa59425113ffbddce74d61bdadaeb637bd49512
+size 2969841664