[gnome-mud] connection-view: Fix header to say the correct license

[Mart Raudsepp <mraudsepp src gnome org>]

commit ae37a1805739118f5603a94ee83cacbed77bb6ec
Author: Mart Raudsepp <leio gentoo org>
Date:   Sat Jan 5 23:57:13 2019 +0200

    connection-view: Fix header to say the correct license
    
    Simply forgot to change it to "2" there (but SPDX was edited) after
    using a license boilerplate text inserting IDE snippet.

 src/mud-connection-view.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/mud-connection-view.c b/src/mud-connection-view.c
index 2a6f1f7..42f61f7 100644
--- a/src/mud-connection-view.c
+++ b/src/mud-connection-view.c
@@ -5,7 +5,7 @@
  *
  * 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
+ * the Free Software Foundation, either version 2 of the License, or
  * (at your option) any later version.
  *
  * This program is distributed in the hope that it will be useful,