Add pre-commit hooks and run them

.clang-format

.pre-commit-config.yaml

CMakeLists.txt

b_asic/GUI/gui_interface.ui

docs_sphinx/api/core_operations.rst

docs_sphinx/api/graph_component.rst

docs_sphinx/api/index.rst

docs_sphinx/api/operation.rst

docs_sphinx/api/port.rst

docs_sphinx/api/signal.rst

docs_sphinx/api/signal_flow_graph.rst

docs_sphinx/api/simulation.rst

docs_sphinx/api/special_operations.rst

examples/secondorderdirectformiir.py

examples/thirdorderblwdf.py

examples/threepointwinograddft.py

setup.py

test/test_operation.py

test/test_process.py

test/test_sfg.py