Pulls out all of the per-file rules into their relevant directories
and includes platform/build/soong:/OWNERS as the authoritative
list of approvers.
Test: treehugger
Bug: 170407947
Change-Id: Icb885fc25a638f2f5134f6223df656ef4438bb67
This script belongs with other manifest-related scripts, and the future
plan is to rewrite it in Python and share common functionality with
other scripts.
Test: lunch aosp_cf_x86_phone-userdebug && m
Bug: 132357300
Change-Id: I4b90129e5023ca1a2c818fc160c34b0b7da943ef