[DO NOT MERGE] Keyguard PIN View - Landscape fixes

Upon entering landscape, updated resource values were not being
applied to the num pad keys or other elements. Manually apply.

Fixes: 214985639
Test: manual (launch camera on lockscreen, rotate, use unlock button, observe)
Change-Id: Iff67fb46ceb9bb1b626f0d57e42aa232daec59a3