importlib.load_module() method is deprecated and slated for removal in Python 3.12

[sebix]

  <frozen importlib._bootstrap>:283: DeprecationWarning: the load_module() method is deprecated and slated for removal in Python 3.12; use exec_module() instead

used in intelmq-certbund-contact/tests/certbund_contact/rules/test_21constituency_copies.py:

constituency_copies = SourceFileLoader("module.name", f"{dirname(__file__)}/../../../example-rules/21constituency_copies.py").load_module()