Update duckdb index files

.gitattributes

@@ -2,3 +2,4 @@ gojiteji--QRsst2/parquet-train.parquet filter=lfs diff=lfs merge=lfs -text
 gojiteji--QRsst2/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 gojiteji--QRsst2/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:adb915fedd8909b8e83646caaaa8938d771774639c2152fe22c6cb64b2dca0b5
+size 430714880