fix pinned columns ’s Media-only button

Media-only toggles could not be used on pinned columns.
The commit fixes this problem.

app/javascript/flavours/glitch/features/community_timeline/containers/column_settings_container.js

@@ -1,5 +1,6 @@
 import { connect } from 'react-redux';
 import ColumnSettings from '../components/column_settings';
+import { changeColumnParams } from 'flavours/glitch/actions/columns';
 import { changeSetting } from 'flavours/glitch/actions/settings';
 
 const mapStateToProps = (state, { columnId }) => {