travis: working_dir doesn't work as expected. Try and fix it.
travis: working_dir doesn't work as expected. Try and fix it.

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