Update duckdb index files

.gitattributes

@@ -55,3 +55,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 cs.tsv filter=lfs diff=lfs merge=lfs -text
 ds.tsv filter=lfs diff=lfs merge=lfs -text
 p.tsv filter=lfs diff=lfs merge=lfs -text
+habedi--stack-exchange-dataset/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

habedi--stack-exchange-dataset/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:aa8018eec53d66ffa9788d67baf5af62c5651e510a607ec8262ad46db05a7c48
+size 228601856