Update duckdb index files

.gitattributes

@@ -54,3 +54,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
 Someman--hindi-summarization/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 Someman--hindi-summarization/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+Someman--hindi-summarization/valid/index.duckdb filter=lfs diff=lfs merge=lfs -text

Someman--hindi-summarization/valid/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ff98ecf0a9d40f49f591fdf326ef74135e766f6fea1ae02b037d9970200d8278
+size 42479616