Update duckdb index files

.gitattributes

@@ -166,3 +166,4 @@ tatoeba.ara/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 tatoeba.ben/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 tatoeba.bul/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 tatoeba.cmn/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
+tatoeba.deu/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

tatoeba.deu/validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:47f003af63198591809c938336b4f408675d0d49aca28cf4980a63ee37817a9c
+size 1323008