This fixes an issue where the BLE connected logo would disappear when opening and closing the BLE setting (without changing it) while InfiniTime was already connected to a companion app.
Co-authored-by: JustScott <development@justscott.me>
The DisplayApp class isn't used in the Screen base class and most
screens, so requiring it is pointless.
In this commit, DisplayApp pointers were added to screens which use it
and the explicit Screen constructor was removed in those screens.
