family: find_relatives: Repositioned tree and info
- The "question" label is moved to the top-center of the screen
- The borders of the treeArea and answer area is removed for expert mode, since there is only one section in this case
- The treeArea is moved to the center of the activity for expert mode
Signed-off-by: Rudra Nil Basu <rudra.nil.basu.1996@gmail.com>