Move python sepolicy tests to embedded launcher

This is a necessary for enforcing these tests in CTS.

Bug: 37008075
Test: build
Change-Id: I36b4ce71c26a0ba01cd0289fe363f0a9f7db1214
(cherry picked from commit 8d614b3f8191ece8a8ce5002949a0fe54e009177)
3 files changed