Deleted the example config file

agent/config_mcp_example.json

@@ -1,15 +0,0 @@
-{
-  "model_name": "anthropic/claude-sonnet-4-5-20250929",
-  "system_prompt_path": "",
-  "confirm_cpu_jobs": false,
-  "auto_file_upload": true,
-  "mcpServers": {
-    "hf-mcp-server": {
-      "transport": "http",
-      "url": "https://huggingface.co/mcp?login",
-      "headers": {
-        "Authorization": "Bearer ${HF_TOKEN}"
-      }
-    }
-  }
-}