py/mkenv.mk: Update for pycopy-lib.
py/mkenv.mk: Update for pycopy-lib.

Change-Id: Ic356019e931fb14d2d2043b5dc38f9abe1282adc
Signed-off-by: Paul Sokolovsky <9dc5061f178bb11813e14f1ed02ba27eaf21fa5d@users.sourceforge.net>

pfalcon/micropython,pfalcon/micropython,pfalcon/micropython,pfalcon/micropython,pfalcon/micropython