ARM: dts: msm: add DT support for a 8926 v1.1

8926 now has a v1.1. Add device tree support for this new version.

Change-Id: Ic773b49d115a4976a0845816c33a184b0a386c63
Signed-off-by: Syed Rameez Mustafa <rameezmustafa@codeaurora.org>