Update duckdb index files

Jephson--edited-sky-dataset/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:99883110daf3b30ec18164f5402a4de75c732c621778e7deb400fddca290662b
-size 173289472
+oid sha256:3d5ebe9276278cdc5ee30a6748ed47fe2e6073cb65faf584899dd80af304ec8f
+size 173027328