Remove accidental import

Author: kegsay

src/stores/room-list/SlidingRoomListStore.ts

@@ -29,7 +29,6 @@ import { MetaSpace, SpaceKey, UPDATE_SELECTED_SPACE } from "../spaces";
 import { LISTS_LOADING_EVENT } from "./RoomListStore";
 import { UPDATE_EVENT } from "../AsyncStore";
 import { SdkContextClass } from "../../contexts/SDKContext";
-import { filter } from "lodash";
 
 interface IState {
  // state is tracked in underlying classes