[gtksourceview] Adwaita.xml: fix whitespace

[Christian Hergert <chergert src gnome org>]

commit d0b3217fc275b04e21345d74f19977be4c52f397
Author: Christian Hergert <chergert redhat com>
Date:   Tue Jan 4 16:04:59 2022 -0800

    Adwaita.xml: fix whitespace

 data/styles/Adwaita.xml | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/data/styles/Adwaita.xml b/data/styles/Adwaita.xml
index 82c5d473..d6b4f446 100644
--- a/data/styles/Adwaita.xml
+++ b/data/styles/Adwaita.xml
@@ -2,17 +2,17 @@
 <!--
 
   Copyright 2020 Christian Hergert <christian hergert me>
-                                                                      
+
   This program is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation, either version 3 of the License, or
   (at your option) any later version.
-                                                                      
+
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
-                                                                      
+
   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.