R1:e2668a5fd04b

Normalize icon color on user/project lists.

Summary: Minor, just fall back to the grey icon in all cases (too much color for me).

Test Plan: Review a Project and a Profile

Reviewers: epriestley

Reviewed By: epriestley

Subscribers: Korvin

Differential Revision: https://secure.phabricator.com/D15190