Update duckdb index files

ppsingh--cwiki_v0/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:353bba134c07b4ba04069471c6f1f07e3815a4b594c934a706ab7734965456e7
-size 27799552
+oid sha256:d973803ca31192c8b7af7fe8e0494e32aa5c53464237a735e3ed9d766fef8017
+size 28323840