Change mock-ril and reference-ril to use include/telephony/ril.h

I've done this by change the copy to a symbolic link, this allows
us to easily change from using the common include/telephony/ril.h
to a separate instance when ril.h is evolving.

Bug: 3457628
Bug: 4132203
Change-Id: Idd8029e57dd0b2afc16c2659dbbc3e587b438f0a
17 files changed
tree: 1bb63056e8ad39395e05d531ac24fb77586bed15
  1. include/
  2. libril/
  3. mock-ril/
  4. reference-ril/
  5. rild/