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
 Joanne--katz1980_set_B/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 Joanne--katz1980_set_B/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+Joanne--katz1980_set_B/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

Joanne--katz1980_set_B/validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:d1ea1ef015db93e99b74a798e58e5551fee4c0995d0d77352ec7313736697120
+size 1060864