pid.c: fixed bad merge of seatbelt_multirotor, should fix EASY/AUTO modes
pid.c: fixed bad merge of seatbelt_multirotor, should fix EASY/AUTO modes

jlecoeur/Firmware,mje-nz/PX4-Firmware,krbeverx/Firmware,Aerotenna/Firmware,krbeverx/Firmware,dagar/Firmware,dagar/Firmware,jlecoeur/Firmware,mcgill-robotics/Firmware,darknight-007/Firmware,dagar/Firmware,mcgill-robotics/Firmware,darknight-007/Firmware,mje-nz/PX4-Firmware,jlecoeur/Firmware,mcgill-robotics/Firmware,mje-nz/PX4-Firmware,acfloria/Firmware,acfloria/Firmware,acfloria/Firmware,dagar/Firmware,mje-nz/PX4-Firmware,PX4/Firmware,Aerotenna/Firmware,mcgill-robotics/Firmware,mje-nz/PX4-Firmware,mje-nz/PX4-Firmware,mcgill-robotics/Firmware,krbeverx/Firmware,PX4/Firmware,Aerotenna/Firmware,Aerotenna/Firmware,PX4/Firmware,acfloria/Firmware,jlecoeur/Firmware,acfloria/Firmware,dagar/Firmware,jlecoeur/Firmware,mcgill-robotics/Firmware,krbeverx/Firmware,mje-nz/PX4-Firmware,jlecoeur/Firmware,mcgill-robotics/Firmware,jlecoeur/Firmware,darknight-007/Firmware,PX4/Firmware,acfloria/Firmware,PX4/Firmware,dagar/Firmware,Aerotenna/Firmware,darknight-007/Firmware,Aerotenna/Firmware,krbeverx/Firmware,darknight-007/Firmware,krbeverx/Firmware,krbeverx/Firmware,Aerotenna/Firmware,jlecoeur/Firmware,dagar/Firmware,PX4/Firmware,acfloria/Firmware,PX4/Firmware