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
+ppl418--test-github-issues/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

ppl418--test-github-issues/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:2b72245b2c2f6beab08b67bd34a6f1bd74ddd6f7508ebe47dbbca19983a34982
+size 1847296