Revert "[Actuator]: Fixed ActuatorSettings to use uint16, as negative values are"

This reverts commit 302069e2e1d17ad47a4db18a4ba4f78dbc816eb9.

Conflicts:
	ground/gcs/src/plugins/config/configoutputwidget.cpp
Merge pull request #995 from lilvinz/revert_actuator_signedness_change

Revert "[Actuator]: Fixed ActuatorSettings to use uint16"