Update config.json

data/2.网络中阶/1.交换/3.STP/config.json

@@ -10,6 +10,6 @@
     "02.json",
     "03.json"
   ],
-  "keywords_must": [],
-  "keywords_forbid": []
+  "keywords_must": ["冗余链路","STP","环路问题"],
+  "keywords_forbid": ["RIP","ISIS","BGP"]
 }