[Glitch] Fix dimensions of preview cards, fix crash in web UI, fix warning

Port 9c38c5daa3 to glitch-soc

app/javascript/flavours/glitch/reducers/statuses.js

@@ -23,9 +23,6 @@ import {
   STATUS_MUTE_SUCCESS,
   STATUS_UNMUTE_SUCCESS,
 } from 'flavours/glitch/actions/statuses';
-import {
-  STATUS_CARD_FETCH_SUCCESS
-} from 'flavours/glitch/actions/cards';
 import {
   TIMELINE_UPDATE,
   TIMELINE_DELETE,
@@ -146,8 +143,6 @@ export default function statuses(state = initialState, action) {
     return normalizeStatuses(state, action.statuses);
   case TIMELINE_DELETE:
     return deleteStatus(state, action.id, action.references);
-  case STATUS_CARD_FETCH_SUCCESS:
-    return state.setIn([action.id, 'card'], fromJS(action.card));
   default:
     return state;
   }