[network-manager-openvpn] appdata: fix appstream-util validate complaints

[Lubomir Rintel <lkundrak src gnome org>]

commit 745f040d77dc4c3b6d611efe81d11241165561d3
Author: Lubomir Rintel <lkundrak v3 sk>
Date:   Thu Apr 14 12:36:22 2016 +0200

    appdata: fix appstream-util validate complaints

 appdata/network-manager-openvpn.appdata.xml.in |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/appdata/network-manager-openvpn.appdata.xml.in b/appdata/network-manager-openvpn.appdata.xml.in
index 6229b47..b511712 100644
--- a/appdata/network-manager-openvpn.appdata.xml.in
+++ b/appdata/network-manager-openvpn.appdata.xml.in
@@ -20,6 +20,7 @@
 
   <description>
     <_p>Support for configuring OpenVPN virtual private network connections.</_p>
+    <_p>OpenVPN is a popular and flexible free-software VPN solution.</_p>
   </description>
 
   <screenshots>