Update duckdb index files

.gitattributes

@@ -1,3 +1,4 @@
 AdesKitty--Rojuu/imagefolder-train.parquet filter=lfs diff=lfs merge=lfs -text
 AdesKitty--Rojuu/train/0000.parquet filter=lfs diff=lfs merge=lfs -text
 default/train/0000.parquet filter=lfs diff=lfs merge=lfs -text
+default/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

default/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e5fbe39fa401c76b8b696605aa5b019d732d32df5735ac9eb53a62d6fb9fb145
+size 2109440