[CI/CD] Improved linter and CI scripts

.gitlab-ci.yml

libs/miosix-kernel

sbs.cmake

scripts/copyrightchecker.py

scripts/generators/fsmgen.py

scripts/generators/genutils.py

scripts/generators/templates/Events.h.template

scripts/generators/templates/FSMController.cpp.template

scripts/generators/templates/FSMController.h.template

scripts/generators/templates/test.cpp.template

scripts/linter.py

scripts/linter.sh

src/entrypoints/bmx160-calibration-entry.cpp

src/entrypoints/config-dsgamma.cpp

src/entrypoints/examples/mxgui-helloworld.cpp

src/entrypoints/kernel-testsuite.cpp

src/entrypoints/old_examples/anakin/anakin-test-canbus.cpp

src/entrypoints/old_examples/anakin/canbus-test.cpp

src/entrypoints/old_examples/anakin/dma-lowlevel-test.cpp

src/entrypoints/old_examples/anakin/test-scheduler.cpp