tidy up and delint

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

src/components/views/settings/KeyBackupPanel.js

@@ -21,7 +21,6 @@ import * as sdk from '../../../index';
 import {MatrixClientPeg} from '../../../MatrixClientPeg';
 import { _t } from '../../../languageHandler';
 import Modal from '../../../Modal';
-import SettingsStore from '../../../settings/SettingsStore';
 
 export default class KeyBackupPanel extends React.PureComponent {
     constructor(props) {