m8:  Add GPE IR hal implementation.

Change-Id: I46e6fa5d0b9943cdfa241e3bf9526c1c43b8f31f
s4-common: Update Widevine libs

* mako Package version: occam-lrx21t

Change-Id: Ibbba0c19144869bb5a6af5bdd2be6b751c8b08c1