fix: resolve CI linting failures by removing unused imports

config_auditor/llm.py

@@ -1,6 +1,5 @@
 from abc import ABC, abstractmethod
 from typing import Any, Dict, Optional
-import json
 import requests
 
 
@@ -53,9 +52,9 @@ Issues found:
 {issues_text}
 
 Please provide:
-1. A brief explanation of the issues
+ 1. A brief explanation of the issues
-2. Specific fix recommendations with code examples
+ 2. Specific fix recommendations with code examples
-3. Best practices for this configuration type
+ 3. Best practices for this configuration type
 
 Format your response clearly with sections."""