[download-web] Drop ^::ffff: from X-Forwarded-For

[Bartłomiej Piotrowski <bpiotrowski src gnome org>]

commit 909f2e68c1d020dbbe15e4697c532ef1c363029c
Author: Bartłomiej Piotrowski <bpiotrowski gnome org>
Date:   Mon Jun 15 21:04:03 2020 +0200

    Drop ^::ffff: from X-Forwarded-For

 download.gnome.org.conf | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/download.gnome.org.conf b/download.gnome.org.conf
index 2eb13a3..3f9c7e9 100644
--- a/download.gnome.org.conf
+++ b/download.gnome.org.conf
@@ -19,6 +19,8 @@ LoadModule autoindex_mb_module modules/mod_autoindex_mb.so
     ServerName download.gnome.org
     DocumentRoot /download/data/pub/GNOME
 
+    RequestHeader edit X-Forwarded-For ^::ffff: '' early
+
     MirrorBrainMirrorlistStylesheet "https://static.gnome.org/css/mirrorbrain.css";
     IndexStyleSheet "https://static.gnome.org/css/mirrorbrain.css";
     MirrorBrainMetalinkPublisher "GNOME" https://download.gnome.org