fix bug

Author: yuan.wang

src/memos/multi_mem_cube/single_cube.py

@@ -432,7 +432,7 @@ def _fast_search(
             top_k=search_req.top_k,
             mode=SearchMode.FAST,
             manual_close_internet=not search_req.internet_search,
-            momory_type=search_req.search_memory_type,
+            memory_type=search_req.search_memory_type,
             search_filter=search_filter,
             search_priority=search_priority,
             info={