Fix tests failing to load skin

We should find a better way to do this, but this works well enough.

test/components/views/messages/MKeyVerificationConclusion-test.js

@@ -1,3 +1,4 @@
+import '../../../skinned-sdk'; // Must be first for skinning to work
 import React from 'react';
 import TestRenderer from 'react-test-renderer';
 import { EventEmitter } from 'events';