Add HIDLized software gatekeeper HAL to hikey builds.

Legacy gatekeeper modules were removed in previous CLs. This patch adds
the new HIDLized software implementation of gatekeeper to hikey builds.

Test: Builds and passes the treble compatibility matrix.
Change-Id: Ia7b735c8bde8c3c9f7cdfd39ac6139e968c110d4
2 files changed