Instead of tracking per module and per module variant, track allowed
list of dependecies for all modules combined. This avoids issues with
different products and different downstream branches having different
build graphs.
Revert submission 11972727-revert-11883270-apex-allowed-deps-FUBLDERIYT
Reason for revert: revert^2 with a fix.
Reverted Changes:
Iefd8a8b21:Revert "Track allowed transitive deps in any updat...
If416513fb:Revert "Add a check for apex/allowed_deps.txt to d...
Bug: 149622332
Test: m (with different products)
Change-Id: Ic518fbd9ebfe1b46aaf9a58df731780a7e5a676b