vtol_type: in FW, set min PWM to PWM_DEFAULT_MIN instead of PWM_MOTOR_OFF
vtol_type: in FW, set min PWM to PWM_DEFAULT_MIN instead of PWM_MOTOR_OFF

Signed-off-by: Silvan Fuhrer <38928ccc4ba1624d4c70454b92c2d93a502f06b9@auterion.com>

acfloria/Firmware,acfloria/Firmware,acfloria/Firmware,acfloria/Firmware,acfloria/Firmware,acfloria/Firmware,acfloria/Firmware