[polari] app: Update artists section in about dialog

[Florian Müllner <fmuellner src gnome org>]

commit 40ba12bffa31f94d63e806a49cf577ceddd88486
Author: Florian Müllner <fmuellner gnome org>
Date:   Fri Aug 11 03:03:46 2017 +0200

    app: Update artists section in about dialog
    
    This guy has been missing from the list for too long ...

 src/application.js |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/src/application.js b/src/application.js
index be30fbb..ad9ac66 100644
--- a/src/application.js
+++ b/src/application.js
@@ -751,7 +751,8 @@ var Application = new Lang.Class({
             ],
             artists: [
                 'Sam Hewitt <hewittsamuel gmail com>',
-                'Jakub Steiner <jimmac gmail com>'
+                'Jakub Steiner <jimmac gmail com>',
+                'Lapo Calamandrei <calamandrei gmail com>'
             ],
             translator_credits: _("translator-credits"),
             comments: _("An Internet Relay Chat Client for GNOME"),