Move DeviceSelectionPopup to its right place

react/features/settings/DeviceSelectionPopup.js → react/features/settings/components/web/DeviceSelectionPopup.js

 import {
     PostMessageTransportBackend,
     Transport
-} from '../../../modules/transport';
-import { parseURLParams } from '../base/config';
-import { DeviceSelection } from '../device-selection';
-import { DialogWithTabs } from '../base/dialog';
+} from '../../../../../modules/transport';
+
+import { parseURLParams } from '../../../base/config';
+import { DialogWithTabs } from '../../../base/dialog';
+import { DeviceSelection } from '../../../device-selection';
 
 const logger = Logger.getLogger(__filename);
 

react/features/settings/popup.js

 /* global JitsiMeetJS */
 
-import DeviceSelectionPopup from './DeviceSelectionPopup';
+import DeviceSelectionPopup from './components/web/DeviceSelectionPopup';
 
 let deviceSelectionPopup;