mavlink_receiver.cpp: use sizeof(gps_inject_data_topic.data) instead of hardcoded size
mavlink_receiver.cpp: use sizeof(gps_inject_data_topic.data) instead of hardcoded size

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