fix: update aks-mcp URL to remove trailing slash

Author: raykao

.copilot/mcp-config.json

@@ -10,7 +10,7 @@
     },
     "aks-mcp": {
       "type": "http",
-      "url": "http://localhost:8000/mcp/",
+      "url": "http://localhost:8000/mcp",
       "tools": ["*"]
     }
   }