P3100: Fix Sim-PIN layout

Fix a long standing lockscreen layout problem that was introduced in 4.2

Before: http://i.imgur.com/uPx0uLa.jpg
After: http://i.imgur.com/4tnT5C1.jpg

Change-Id: I6fb6de6a7a3990fd608bda036f5c9aae8e5cbc24