Update duckdb index files

.gitattributes

@@ -57,3 +57,4 @@ data/train.csv filter=lfs diff=lfs merge=lfs -text
 data/valid.csv filter=lfs diff=lfs merge=lfs -text
 tatiana-merz--cyrillic_turkic_langs/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 tatiana-merz--cyrillic_turkic_langs/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+tatiana-merz--cyrillic_turkic_langs/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

tatiana-merz--cyrillic_turkic_langs/validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:646b9609e52ce1dd6e6dd6d2f116ab216628ec5c9c16c74ea17a9db9232c4fa8
+size 2109440