Revert^2 "Generate a primary boot image for testing."

This reverts commit e208b04cc2efaf707390d7acbe8f978142701d72.

Reason for revert: Fixed LUCI failures.

Bug: 216467764
Test: Run art/tools/run-gtests.sh on Q on Cuttlefish.
Change-Id: I910415dd0e6dad1f54bf8ac134fa6344c3118ec2
24 files changed