Update duckdb index files

.gitattributes

@@ -52,3 +52,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.jpg filter=lfs diff=lfs merge=lfs -text
 *.jpeg filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
+BoyuanJackchen--leetcode_free_questions_labeled/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

BoyuanJackchen--leetcode_free_questions_labeled/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:be26710f9e403ed96f159572a2e0f2d3b4ba72c2e840405f0cdadd10569ad5de
+size 4993024