fix pylint issue

Author: Pavan-Microsoft

src/api/helpers/azure_openai_helper.py

@@ -7,6 +7,7 @@
 from azure.identity import DefaultAzureCredential, get_bearer_token_provider
 from common.config.config import Config
 
+
 def get_azure_openai_client():
     """
     Initializes and returns an Azure OpenAI client using a bearer token provider.
@@ -21,4 +22,4 @@ def get_azure_openai_client():
         api_version=config.azure_openai_api_version,
         azure_ad_token_provider=token_provider,
     )
-    return client
+    return client