Changed settings header view to add constraints once.
Changed settings header view to add constraints once.

InterfaceInc/Atlas-Messenger-iOS,InterfaceInc/Atlas-Messenger-iOS,ropik/Atlas-Messenger-iOS,ropik/Atlas-Messenger-iOS,layerhq/Atlas-Messenger-iOS,layerhq/Atlas-Messenger-iOS,Eynaliyev/Atlas-Messenger-iOS,Eynaliyev/Atlas-Messenger-iOS,InterfaceInc/Atlas-Messenger-iOS