DEVELOPERS: add Andreas Ziegler to package/mpd

to monitor issues and changes.

Signed-off-by: Andreas Ziegler <br015@umbiko.net>
Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
(cherry picked from commit f9ae2246045b141537af24769ed491ee3f281608)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

DEVELOPERS

@@ -133,6 +133,9 @@ F:	package/wine/
 N:	Andreas Klinger <ak@it-klinger.de>
 F:	package/ply/
 
+N:	Andreas Ziegler <br015@umbiko.net>
+F:	package/mpd/
+
 N:	Andrey Smirnov <andrew.smirnov@gmail.com>
 F:	package/python-backports-shutil-get-terminal-size/
 F:	package/python-decorator/