Stop manually messing with argv

This hadn't been working properly, as python was still attempting to
parse the arguments as python arguments.

Instead, when we intend to run an embedded program, tell python not to
parse argv for python options, and set the "run_filename" to the zip
file.

Test: build/soong/python/tests/runtest.sh
Change-Id: I98b589e39890c457ce6268c4567044d7850add8d
1 file changed