Must treat NO_PIN cast to uint8_t the same as NO_PIN
Must treat NO_PIN cast to uint8_t the same as NO_PIN

Otherwise, deinitializing a camera with e.g., the powerdown
pin unspecified results in an assertion failure in a debug build.

adafruit/circuitpython,adafruit/circuitpython,adafruit/circuitpython,adafruit/circuitpython,adafruit/circuitpython,adafruit/circuitpython