Fix import order with ESLint

Port d27216dc46 to glitch-soc

app/javascript/flavours/glitch/features/local_settings/navigation/item/index.jsx

@@ -1,6 +1,7 @@
 //  Package imports
-import { PureComponent } from 'react';
 import PropTypes from 'prop-types';
+import { PureComponent } from 'react';
+
 import classNames from 'classnames';
 
 import { Icon } from 'flavours/glitch/components/icon';