add java_api_finder plugin to mainline module PermissionController to generate java APIs used by PermissionController.

Bug: 129294170
Test: m PermissionController RUN_ERROR_PRONE=true |& tee permissioncontroller_error_prone.out
Change-Id: I74fdaf4e4558976e44675abdc31a13558fb42686
Merged-In: I74fdaf4e4558976e44675abdc31a13558fb42686
(cherry picked from commit edb0cb3fa9bc9bf248a8cf41e32ec07ed587cf13)
1 file changed