[gnome-contacts] Remove AUTHORS

[Niels De Graef <nielsdg src gnome org>]

commit 256376334270c91fe97b880ae58040f8849c9f32
Author: Niels De Graef <nielsdegraef gmail com>
Date:   Mon Nov 30 18:12:33 2020 +0100

    Remove AUTHORS
    
    It's outdated, and in general something we couldn't remove while we
    still had an autotools-based build. But we're 2020 now, so let's get rid
    of it.

 AUTHORS | 2 --
 1 file changed, 2 deletions(-)