added the pylint changes

Author: Dhruvkumar-Microsoft

src/tests/backend/helper/azure_credential_utils_test.py

@@ -1,17 +1,9 @@
-from unittest.mock import MagicMock, patch
-
 import os
-import sys
-
-import pytest
-
-
-
+from unittest.mock import MagicMock, patch
 
-# Add the backend directory to the Python path
-sys.path.append(os.path.abspath(os.path.join(os.path.dirname(__file__), "../../../backend")))
 import helper.azure_credential_utils as azure_credential_utils
 
+import pytest
 
 
 @pytest.fixture
@@ -20,6 +12,7 @@ def mock_env_vars():
         "APP_ENV": "dev"
     }
 
+
 class TestAzureCredentialUtils:
     @patch.dict(os.environ, {}, clear=True)
     @patch("helper.azure_credential_utils.DefaultAzureCredential")