tools/gen-cpydiff.py: Don't rename foo to ufoo in diff output.
tools/gen-cpydiff.py: Don't rename foo to ufoo in diff output.

Signed-off-by: Jim Mussared <e84f5c941266186d0c97dcc873413469b954847e@gmail.com>

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