Fix gitolite access and usage

Previous commit introduced variables but as this file
is parsed by other script without being interpreted we must hardcode.

A definitive fix might use a tool like forge_get_config

Change-Id: Icbf60e154762395bd44101b0daab57f43afed7d4
Merge commit 'refs/changes/10/610/1' of ssh://gerrit.tuleap.net:29418/tuleap into stable

* ssh://gerrit.tuleap.net:29418/tuleap:
  Fix gitolite access and usage

Change-Id: I66fa34d781151f43d84eebe7348d3d657525776d
This is Tuleap 6.2.99.16

Change-Id: I13323e29985c2b19f77aa1dad405961f2ecfd029