Update duckdb index files

.gitattributes

@@ -61,3 +61,4 @@ ca_ancora-corefud/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 en_parcorfull-corefud/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 cs_pcedt-corefud/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 de_parcorfull-corefud/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+de_parcorfull-corefud/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

de_parcorfull-corefud/validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:85be006e37bc3703e4b66c52e428067f0d19ba4105c1432eabf9f66055027b5d
+size 1060864