zephyr/main: Unbreak build for devices without "flash map".
zephyr/main: Unbreak build for devices without "flash map".

Change-Id: I77058739013c96d0981f65e6bd0d4cb62d1db7cc
Signed-off-by: Paul Sokolovsky <9dc5061f178bb11813e14f1ed02ba27eaf21fa5d@users.sourceforge.net>

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