[automerger skipped] Allow neverallow rules to be defined by custom bootstrap_go_packages
am: 730f2a57 -s ours
am skip reason: change_id Ie3a4456d1f6bc12c5b4931bf698333275347fdf0 with SHA1 b1cacba0 is in history
Change-Id: I5b1e196dcd084a00f0ade5da64ddc255f18f3f6f