APMFirmwarePlugin: add ROI to capabilities

src/FirmwarePlugin/APM/APMFirmwarePlugin.cc

@@ -80,6 +80,7 @@ bool APMFirmwarePlugin::isCapable(const Vehicle* vehicle, FirmwareCapabilities c
     uint32_t available = SetFlightModeCapability | PauseVehicleCapability | GuidedModeCapability | ROIModeCapability;
     if (vehicle->multiRotor()) {
         available |= TakeoffVehicleCapability;
+        available |= ROIModeCapability;
     } else if (vehicle->vtol()) {
         available |= TakeoffVehicleCapability;
     }