FP4T-495 [wallpaper & style] The preview UI doesn't display normally with landscape screen

* Root Cause
  No code for synchronizing FP5
* Solution
  Force vertical screen setting
* Test Steps
  1.Enter Settings-> wallpaper & style
  2.Rotate the screen to landscape screen
  3.Change Wallpaper-> Select a item
  4.Check the UI

Change-Id: I70f08879d192075c5bfba8bbf50bf3198ca50191
1 file changed