Bulkinsert supports importing binlog (#2222)

#2223

Signed-off-by: yhmo <[email protected]>

pymilvus/client/prepare.py

@@ -1045,7 +1045,7 @@ def do_bulk_insert(cls, collection_name: str, partition_name: str, files: list,
             req.channel_names.extend(channel_names)
 
         for k, v in kwargs.items():
-            if k in ("bucket",):
+            if k in ("bucket", "backup"):
                 kv_pair = common_types.KeyValuePair(key=str(k), value=str(v))
                 req.options.append(kv_pair)