[gnome-user-docs] net-security: Fix xref to firewall pages

[Rafael Fontenelle <rafaelff src gnome org>]

commit 9f577da3d4e2e4472d9054f07472659c4b6a2e23
Author: Rafael Fontenelle <rafaelff gnome org>
Date:   Tue Jul 19 16:41:23 2016 -0300

    net-security: Fix xref to firewall pages
    
    Signed-off-by: Rafael Fontenelle <rafaelff gnome org>

 gnome-help/C/net-security.page |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gnome-help/C/net-security.page b/gnome-help/C/net-security.page
index 1e74b7c..ab44a5e 100644
--- a/gnome-help/C/net-security.page
+++ b/gnome-help/C/net-security.page
@@ -16,8 +16,8 @@
 
     <desc>
       <link xref="net-antivirus">Antivirus software</link>,
-      <link xref="net-antivirus">basic firewalls</link>,
-      <link xref="net-firewall-on-off">firewall ports</link>…
+      <link xref="net-firewall-on-off">basic firewalls</link>,
+      <link xref="net-firewall-ports">firewall ports</link>…
     </desc>
   </info>