Fix build errors if no DCMI GPIOs are defined.
Fix build errors if no DCMI GPIOs are defined.

kwagyeman/openmv,openmv/openmv,iabdalkader/openmv,kwagyeman/openmv,iabdalkader/openmv,kwagyeman/openmv,kwagyeman/openmv,openmv/openmv,openmv/openmv,iabdalkader/openmv,openmv/openmv,iabdalkader/openmv