updated license headers

.gitlab-ci.yml

CMakeLists.txt

LICENCE

Makefile

cmake/Hardening.cmake

debian/copyright

include/device.h

include/error.h

include/hex.h

include/iqrf.h

include/iqrf_header_parser.h

include/utils.h

src/device.cpp

src/hex.cpp

src/iqrf.cpp

src/utils.cpp

tests/CMakeLists.txt

tests/hex_test.cpp

tests/iqrf_test.cpp

tests/utils_test.cpp