Allow the services to do binder calls to system_server in order to check
for app permissions.
Bug: 37542947
Test: Compiled and ran on device ensuring no permission errors
Change-Id: If91895607eb118f689cf2e11c63945e9f83bf2a0
This set of rules is neeeded to allow vr_windows_manager to run
successfully on the system.
Bug: 32541196
Test: `m -j32` succeeds. Sailfish device boots.
Change-Id: I0aec94d80f655a6f47691cf2622dd158ce9e475f