Migrate system/core/adb to packages/modules/adb

Adding new path to visibility rule, as b/170958306 prevents adding
new changes to a project being introduced in the same topic.  We need to
do this ahead of the migration and then cleanup after the migration is
complete.

BUG: 167963357
Test: TH
Change-Id: Icdf86f1c502a7c5431e8cf17d24205264e48e06b
7 files changed