py/builtinimport: do_execute_raw_code: Call mp_strict_update_main_name().
py/builtinimport: do_execute_raw_code: Call mp_strict_update_main_name().

To properly set __main__s for modules loaded from .mpy. Previously, we did
this only for modules loaded from .py.

Change-Id: I3c4e8ef4ad6d27dca13740da599d5c18dbb2d02e
Signed-off-by: Paul Sokolovsky <9dc5061f178bb11813e14f1ed02ba27eaf21fa5d@users.sourceforge.net>

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