Give Config the "✨" (SPARKLE LIKE NEW) emoji instead of "☺" (STUPID LOOKING FACE)
Summary: Fixes T13171. Open to suggestions but that face looks real, real dumb on High Sierra.
Test Plan: Visited Config, saw a serious professional emoji in the page title.
Reviewers: amckinley
Reviewed By: amckinley
Maniphest Tasks: T13171
Differential Revision: https://secure.phabricator.com/D19530