Update duckdb index files

.gitattributes

@@ -53,3 +53,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.jpg filter=lfs diff=lfs merge=lfs -text
 *.jpeg filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
+samchain--BIS_Speeches_97_23/test/index.duckdb filter=lfs diff=lfs merge=lfs -text

samchain--BIS_Speeches_97_23/test/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:cb5a74edcb9fcccc5b1569e0f29cb0a32cb32537748aa23eb2ca2297cb50f7b6
+size 99889152