sensor: update default flow sensor rotation
sensor: update default flow sensor rotation

The SENS_FLOW_ROT parameter is used in the px4flow and mavlink receiver to perform the rotation from sensor frame to body frame.

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