camera: allow device to append camera parameters

Overload using include/camera/CameraParametersExtra.h in device
tree to add device specific camera parameters.

Change-Id: Ie79380f4e49661348df4b2028ddf48daa67fca2d
camera: Fix inclusion of CameraParametersExtra.h

* Needs to be enclosed in "" in order to be properly picked
  up from device path.

Change-Id: I5deddb0dead4e7694d400078a58c4774961d3240