[easytag] Use updated license tags in AppData

[David King <davidk src gnome org>]

commit 71bfad9d9ba587ee13141f9c695367ac98011e84
Author: David King <amigadave amigadave com>
Date:   Fri Aug 15 18:45:57 2014 +0100

    Use updated license tags in AppData

 data/easytag.appdata.xml.in |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/data/easytag.appdata.xml.in b/data/easytag.appdata.xml.in
index e3bac37..d8ce76c 100644
--- a/data/easytag.appdata.xml.in
+++ b/data/easytag.appdata.xml.in
@@ -2,7 +2,8 @@
 <!-- Copyright 2014 David King <amigadave amigadave com> -->
 <application>
     <id type="desktop">easytag.desktop</id>
-    <licence>CC0</licence>
+    <metadata_license>CC0-1.0</metadata_license>
+    <project_license>GPL-2.0+ and LGPL-2.1+</project_license>
 <!-- Both taken from the desktop file.
     <name>EasyTAG</name>
     <summary></summary>