fix testcase failure issue

Author: Pavan-Microsoft

src/tests/api/helpers/test_azure_credential_utils.py

@@ -21,16 +21,17 @@ def test_get_azure_credential_dev_env(self, mock_managed_identity_credential, mo
         """Test get_azure_credential in dev environment."""
         # Arrange
         os.environ.update(mock_env_vars)
-        mock_azure_cli_credential = MagicMock()
-        mock_azure_cli_credential.return_value = mock_azure_cli_credential
+        mock_credential_instance = MagicMock()
+        mock_azure_cli_credential.return_value = mock_credential_instance
 
         # Act
         credential = azure_credential_utils.get_azure_credential()
 
         # Assert
         mock_azure_cli_credential.assert_called_once()
         mock_managed_identity_credential.assert_not_called()
-        assert credential == mock_azure_cli_credential
+        assert credential == mock_credential_instance
+
 
     @patch.dict(os.environ, {}, clear=True)
     @patch("helpers.azure_credential_utils.AzureCliCredential")
@@ -59,16 +60,16 @@ async def test_get_azure_credential_async_dev_env(self, mock_aio_managed_identit
         """Test get_azure_credential_async in dev environment."""
         # Arrange
         os.environ.update(mock_env_vars)
-        mock_aio_azure_cli_credential = MagicMock()
-        mock_aio_azure_cli_credential.return_value = mock_aio_azure_cli_credential
+        mock_credential_instance = MagicMock()
+        mock_aio_azure_cli_credential.return_value = mock_credential_instance
 
         # Act
         credential = await azure_credential_utils.get_azure_credential_async()
 
         # Assert
         mock_aio_azure_cli_credential.assert_called_once()
         mock_aio_managed_identity_credential.assert_not_called()
-        assert credential == mock_aio_azure_cli_credential
+        assert credential == mock_credential_instance
 
     @pytest.mark.asyncio
     @patch.dict(os.environ, {}, clear=True)