fix pylint issue

Author: Pavan-Microsoft

src/api/agents/conversation_agent_factory.py

@@ -7,6 +7,7 @@
 from plugins.chat_with_data_plugin import ChatWithDataPlugin
 from services.chat_service import ChatService
 
+
 class ConversationAgentFactory:
     _lock = asyncio.Lock()
     _agent: Optional[AzureAIAgent] = None
@@ -57,4 +58,4 @@ async def delete_agent(cls):
                     except Exception as e:
                         print(f"Failed to delete thread {thread_id} for conversation {conversation_id}: {e}", flush=True)
             await cls._agent.client.agents.delete_agent(cls._agent.id)
-            cls._agent = None
+            cls._agent = None

src/api/agents/search_agent_factory.py

@@ -7,6 +7,7 @@
 
 from common.config.config import Config
 
+
 class SearchAgentFactory:
     _lock = asyncio.Lock()
     _agent: Optional[dict] = None

src/api/plugins/chat_with_data_plugin.py

@@ -23,6 +23,7 @@
 from helpers.azure_openai_helper import get_azure_openai_client
 from agents.search_agent_factory import SearchAgentFactory
 
+
 class ChatWithDataPlugin:
     def __init__(self):
         config = Config()