Update duckdb index files

.gitattributes

@@ -329,3 +329,4 @@ de_ko/sampled_validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 de_ko/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 de_ko/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 de_nl/sampled_test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+de_nl/sampled_validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

de_nl/sampled_validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c3c84b1180fc6301d7bf9da229ae15487d54280cd7808ebb09af65231edebd9a
+size 83111936