style(core): apply black to test_config_logging.py

Add the blank line after the module docstring that black --check (used by
the codestyle-doc-tests CI job) requires.

Author: Roja Reddy Sareddy

sagemaker-core/tests/unit/config/test_config_logging.py

@@ -5,6 +5,7 @@
 ``sagemaker`` logger so records are safely discarded until the application configures
 logging.
 """
+
 import logging
 
 from sagemaker.core.config.config_utils import get_sagemaker_config_logger