Update duckdb index files

.gitattributes

@@ -82,3 +82,4 @@ mbpp-d/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 mbpp-d-keep/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 mbpp-go/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 mbpp-go-keep/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+mbpp-java/test/index.duckdb filter=lfs diff=lfs merge=lfs -text

mbpp-java/test/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:8798f9e98ca68bff22071cc637851f82c29dda6e7c0a1a540a03d3a331a9d7db
+size 1323008