Add @magnars to the list of authors

After all, he's the person behind all the refactoring code that used
to leave in clj-refactor.el originally.

Author: bbatsov

README.md

@@ -535,7 +535,7 @@ An extensive changelog is available [here](CHANGELOG.md).
 ## License
 
 Copyright © 2007-2021 Jeffrey Chu, Lennart Staflin, Phil Hagelberg, Bozhidar
-Batsov, Artur Malabarba and [contributors][].
+Batsov, Artur Malabarba, Magnar Sveen and [contributors][].
 
 Distributed under the GNU General Public License; type <kbd>C-h C-c</kbd> to view it.
 

clojure-mode.el

@@ -1,13 +1,14 @@
 ;;; clojure-mode.el --- Major mode for Clojure code -*- lexical-binding: t; -*-
 
 ;; Copyright © 2007-2013 Jeffrey Chu, Lennart Staflin, Phil Hagelberg
-;; Copyright © 2013-2021 Bozhidar Batsov, Artur Malabarba
+;; Copyright © 2013-2021 Bozhidar Batsov, Artur Malabarba, Magnar Sveen
 ;;
 ;; Authors: Jeffrey Chu <jochu0@gmail.com>
 ;;       Lennart Staflin <lenst@lysator.liu.se>
 ;;       Phil Hagelberg <technomancy@gmail.com>
 ;;       Bozhidar Batsov <bozhidar@batsov.com>
 ;;       Artur Malabarba <bruce.connor.am@gmail.com>
+;;       Magnar Sveen <magnars@gmail.com>
 ;; Maintainer: Bozhidar Batsov <bozhidar@batsov.com>
 ;; URL: http://github.com/clojure-emacs/clojure-mode
 ;; Keywords: languages clojure clojurescript lisp