chore: code style

src/routes/chat/index.tsx

@@ -1,7 +1,5 @@
-// import React from 'react';
 import { memo, useState } from "react";
 import { useParams } from "react-router-dom";
-
 import StyledWrapper from "./styled";
 import BlankPlaceholder from "../../common/component/BlankPlaceholder";
 import Server from "../../common/component/Server";

src/routes/chat/utils.tsx

@@ -1,4 +1,4 @@
-import React, { ReactElement, ReactNode } from "react";
+import React from "react";
 import dayjs from "dayjs";
 import styled from "styled-components";
 import reactStringReplace from "react-string-replace";