[Py OV] Remove deprecated openvino.runtime part 2

[almilosz]

Details:

• openvino.runtime.CompiledModel cannot be removed because CI's check ie_tests_win_llm_accuracy_vs2022_release uses cached optimum_intel-1.26.1 and fails.
• Log fragments:

INFO: Collecting optimum-intel[nncf,tests]
INFO: Using cached optimum_intel-1.26.1-py3-none-any.whl.metadata (13 kB)

INFO: def task(self) -> Dict[str, Union[openvino.Model, openvino.runtime.CompiledModel]]:
INFO: AttributeError: module 'openvino' has no attribute 'runtime'

• openvino.runtime.CompiledModel was already removed from optimum-intel [OpenVINO] Remove deprecated openvino.runtime module huggingface/optimum-intel#1533

Tickets:

• CVS-129460