Update duckdb index files

.gitattributes

@@ -73,3 +73,4 @@ portuguese/train/partial-index.duckdb filter=lfs diff=lfs merge=lfs -text
 spanish/dev/index.duckdb filter=lfs diff=lfs merge=lfs -text
 spanish/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 spanish/train/partial-index.duckdb filter=lfs diff=lfs merge=lfs -text
+german/test/index.duckdb filter=lfs diff=lfs merge=lfs -text

german/test/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:689c76a56b38fc611eb70604084f2e26aae0d89902eede4f580a4cfdd3a6b7fc
+size 1945382912