Fixing import order

Author: shweaver-MSFT

src/mock/mgt-mock-provider.ts

@@ -6,9 +6,9 @@
  */
 
 import { customElement, LitElement, property } from 'lit-element';
+import { MgtBaseProvider } from '../components/providers/baseProvider';
 import { Providers } from '../Providers';
 import { MockProvider } from './MockProvider';
-import { MgtBaseProvider } from '../components/providers/baseProvider';
 /**
  * Sets global provider to a mock Provider
  *