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
 Svetlana0303--all_samples_Regression/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 Svetlana0303--all_samples_Regression/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+Svetlana0303--all_samples_Regression/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

Svetlana0303--all_samples_Regression/validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f709c1136b112fafd648baeab08c6d0451d9d82adaf889655110373efb273545
+size 1060864