tasks #6885: applying the forge mediawiki permission

Change-Id: If5a0275f9c017b037c81fef35bbd7c3dbbb90ed0
Merge commit 'refs/changes/58/2458/3' of ssh://gerrit.tuleap.net:29418/tuleap into HEAD

* ssh://gerrit.tuleap.net:29418/tuleap:
  tasks #6885: applying the forge mediawiki permission

Change-Id: I78615706ec6ef9317989c20935ea4984ff442a31
This is Tuleap 7.0.99.29

Change-Id: Ia827e0af71d5cc8f74fe609c91f190f913aa4893