mavlink: don't publish HIL_CONTROLS in HIL mode
mavlink: don't publish HIL_CONTROLS in HIL mode

it generates unnecessary load. If really needed, it can still be enabled
manually.

PX4/Firmware,jlecoeur/Firmware,jlecoeur/Firmware,jlecoeur/Firmware,Aerotenna/Firmware,dagar/Firmware,PX4/Firmware,mje-nz/PX4-Firmware,mcgill-robotics/Firmware,acfloria/Firmware,acfloria/Firmware,Aerotenna/Firmware,mcgill-robotics/Firmware,krbeverx/Firmware,mje-nz/PX4-Firmware,mcgill-robotics/Firmware,Aerotenna/Firmware,dagar/Firmware,dagar/Firmware,jlecoeur/Firmware,Aerotenna/Firmware,Aerotenna/Firmware,krbeverx/Firmware,Aerotenna/Firmware,krbeverx/Firmware,jlecoeur/Firmware,Aerotenna/Firmware,krbeverx/Firmware,krbeverx/Firmware,dagar/Firmware,acfloria/Firmware,mcgill-robotics/Firmware,acfloria/Firmware,dagar/Firmware,jlecoeur/Firmware,krbeverx/Firmware,mje-nz/PX4-Firmware,PX4/Firmware,jlecoeur/Firmware,mcgill-robotics/Firmware,jlecoeur/Firmware,PX4/Firmware,mje-nz/PX4-Firmware,mcgill-robotics/Firmware,mje-nz/PX4-Firmware,acfloria/Firmware,mcgill-robotics/Firmware,PX4/Firmware,mje-nz/PX4-Firmware,krbeverx/Firmware,acfloria/Firmware,dagar/Firmware,PX4/Firmware,dagar/Firmware,PX4/Firmware,acfloria/Firmware,mje-nz/PX4-Firmware