Update duckdb index files

transcribe_sk/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:5c9c30c88e14096f1b87be35a24212665f6577d0154175ef04f2e29dc72ed002
-size 277098496
+oid sha256:9c72f9a6ee0164dbdadb7a2c9dfda7ae171f1e35d0420db36323583d4a4d9b07
+size 277360640