Fix import merge conflicts, removing any that aren't needed anymore

Many imports were removed as part of refactoring work, so here we are.

src/components/views/elements/ImageView.js

@@ -22,14 +22,11 @@ import PropTypes from 'prop-types';
 import {MatrixClientPeg} from "../../../MatrixClientPeg";
 import {formatDate} from '../../../DateUtils';
 import { _t } from '../../../languageHandler';
-<<<<<<< HEAD
 import filesize from "filesize";
 import AccessibleButton from "./AccessibleButton";
 import Modal from "../../../Modal";
 import * as sdk from "../../../index";
-=======
 import {Key} from "../../../Keyboard";
->>>>>>> develop
 
 export default class ImageView extends React.Component {
     static propTypes = {

src/components/views/elements/TagTile.js

@@ -20,12 +20,7 @@ import React, {createRef} from 'react';
 import PropTypes from 'prop-types';
 import createReactClass from 'create-react-class';
 import classNames from 'classnames';
-<<<<<<< HEAD
-import { MatrixClient } from 'matrix-js-sdk';
 import * as sdk from '../../../index';
-=======
-import sdk from '../../../index';
->>>>>>> develop
 import dis from '../../../dispatcher';
 import { isOnlyCtrlOrCmdIgnoreShiftKeyEvent } from '../../../Keyboard';
 import * as FormattingUtils from '../../../utils/FormattingUtils';