Update duckdb index files

.gitattributes

@@ -58,3 +58,4 @@ val.csv filter=lfs diff=lfs merge=lfs -text
 ronitHF--pubmed-10k/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 ronitHF--pubmed-10k/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 ronitHF--pubmed-10k/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
+ronitHF--pubmed10k/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

ronitHF--pubmed10k/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:7017e44805f5a3609cdc4a6d07257ab0435a03eff60690662a31c82863b2dabf
+size 175386624