MINIFICPP-1963 fix linter issue
MINIFICPP-1963 fix linter issue

Signed-off-by: Gabor Gyimesi <gamezbird@gmail.com>

This closes #1446

dtrodrigues/nifi-minifi-cpp,dtrodrigues/nifi-minifi-cpp,dtrodrigues/nifi-minifi-cpp,dtrodrigues/nifi-minifi-cpp,dtrodrigues/nifi-minifi-cpp