Update duckdb index files

.gitattributes

@@ -53,3 +53,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.jpeg filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
 Mel-Iza0--squad3/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+Mel-Iza0--squad3/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

Mel-Iza0--squad3/validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:6cf492120aae94c4bfade093dc9b9a4497e5d19e44fa1a8a39d034cc53ac6eed
+size 1585152