Fix request #7463: (un)numbered lists lose their margin in follow-up comments

Change-Id: Id47698044c00b95276e68d80e52857e44d007c38
Merge commit 'refs/changes/36/3036/1' of ssh://gerrit.tuleap.net:29418/tuleap into stable

* ssh://gerrit.tuleap.net:29418/tuleap:
  Fix request #7463: (un)numbered lists lose their margin in follow-up comments
This is Tuleap 7.5.99.7

Change-Id: I5b8627d5aec03cf10aa91bd5df8dabbde3123f7f