Update duckdb index files

arbml--ElecMorocco/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:70ed4518c926a3812fd0ce7b56630aaacc8368d6b205b4d35e62b1968acb8a0e
-size 2109440
+oid sha256:68c68bc2432e11195d88b30608ef50230f5aacb319fae067ce80a21beaac12a0
+size 2895872