display: panel tweaks

find5/n1: set width and height values - values from CM

n1: report correct framerate
https://github.com/CyanogenMod/android_kernel_oppo_n1/commit/99899e3a8ad20299d7c476c71086debe3972020f

Change-Id: I9033f44f5e07c47ca90014fbfca2960adfd80e04