Update duckdb index files

.gitattributes

@@ -53,3 +53,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.jpeg filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
 processed.csv filter=lfs diff=lfs merge=lfs -text
+jed351--cantonese-wikipedia/test/index.duckdb filter=lfs diff=lfs merge=lfs -text

jed351--cantonese-wikipedia/test/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:6c44d23570419ab6307fde6cba797ee3c4b3b1acfd628086ae14e5d55ab46b9b
+size 17838080