Update duckdb index files

.gitattributes

@@ -58,3 +58,4 @@ translate_cs/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 transcribe_de/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 translate_de/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 transcribe_en/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+translate_en/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

translate_en/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:575e8e55f8e87e8abe2989017d4e41314466397e7b69d2001edc0f4d74801253
+size 272117760