Update duckdb index files

.gitattributes

@@ -423,3 +423,4 @@ default/hy_AM.test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/es.test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/hsb.train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/hy_AM.train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+default/hy_AM.validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

default/hy_AM.validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:73c04b1fec3dbcb89d85efe61ddff47978235c69e9115a660b05449fb1a5a79a
+size 1323008