Replace manual genrule modules with combined_apis

This simplifies the addition of new modules by cutting down the number
of lists that the new module must be added to. The combined_apis module
generates equivalent genrules in a programmatic fashion.

Bug: 169103987
Test: `mmm frameworks/base/api` before and after and compare the soong
      intermediates of that folder.
Merged-In: Ia718f9374042e5fbb2168476f5bad3b1867b8a05
Change-Id: Ia718f9374042e5fbb2168476f5bad3b1867b8a05