Revert "Set desktop wallpaper activity `avoid move to front`"

This reverts commit 7789ce9d7093193f3a446159076b346a241039eb.

Reason for revert: It breaks desktop wallpaper activity presentation as WMCore doesn't add desktop wallpaper activity as no-op

Change-Id: I247cdb8f50a019fb16dddb86fbf11a2b44e790af
1 file changed