AP_HAL_Linux: Add support for SPIDevice_MS5611

libraries/AP_HAL_Linux/SPIDriver.cpp

@@ -128,6 +128,8 @@ AP_HAL::SPIDeviceDriver* LinuxSPIDeviceManager::device(enum AP_HAL::SPIDevice de
             return &_device_cs1;            
         case AP_HAL::SPIDevice_MPU9250:
             return &_device_cs1;            
+        case AP_HAL::SPIDevice_MS5611:
+            return &_device_cs1;            
     }
     return NULL;
 }