Update DevCentral tests

Summary:
The following changes occurred and required tests refresh:

• Container has been migrated to Equatower
• Daemons name doesn't appear anymore as processes names
• root access is now required to reach Docker engine

This is a follow-up for change 53848dcc176c.

Test Plan: phpunit DevCentralDockerTest.php

Reviewers: dereckson

Reviewed By: dereckson

Differential Revision: https://devcentral.nasqueron.org/D1817