Fix request #7240 Can't access mediawiki through vpn

Change-Id: Id2dfd88e9e5ff9513e14f01d9d440e09563f4513
Merge commit 'refs/changes/84/2784/1' of ssh://gerrit.tuleap.net:29418/tuleap into tuleap-stable-master

* ssh://gerrit.tuleap.net:29418/tuleap:
  Fix request #7240 Can't access mediawiki through vpn

Change-Id: I7292ab0e95fff173836aeeff316057d2efe7d13f
Tuleap 7.3.99.6

Change-Id: I2c83e3f884eeb6f96d0bbb254b63b113e9993952