Fix disappearing poll button when media is uploaded

app/soapbox/features/compose/containers/poll_button_container.js

@@ -3,7 +3,7 @@ import PollButton from '../components/poll_button';
 import { addPoll, removePoll } from '../../../actions/compose';
 
 const mapStateToProps = state => ({
-  unavailable: state.getIn(['compose', 'is_uploading']) || (state.getIn(['compose', 'media_attachments']).size > 0),
+  unavailable: state.getIn(['compose', 'is_uploading']),
   active: state.getIn(['compose', 'poll']) !== null,
 });