Update duckdb index files

amzar1303--lyrics/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:3c44aff2ac098434e9ab3977c79f6c7d96adcca37bdb3745b496b21ce6b8f63b
-size 4468736
+oid sha256:bc6348b0d4f00ed570da16efa760328b008c653220a7a29c2fb4aa5b84121623
+size 12070912