Update duckdb index files

ashraq--test_audio/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:f630c2e0f7659ba23fcc03abd8bd19f66ebcc8d2b93f9f135c032d41e4f82837
-size 3944448
+oid sha256:8ffdee98c5b24030a71b42c97a4b055ab540753e81d0086c24af727e7bf3c81d
+size 9449472