resolved some issues

Author: ajay-dhangar

src/pages/helloReact.js

@@ -1,4 +1,3 @@
-import React from 'react';
 import Layout from '@theme/Layout';
 
 export default function Hello() {

src/theme/Admonition/Layout/Types.js

@@ -1,4 +1,3 @@
-import React from 'react';
 import DefaultAdmonitionTypes from '@theme-original/Admonition/Types';
 
 function MyCustomAdmonition(props) {

src/theme/Admonition/Layout/index.js

@@ -1,4 +1,3 @@
-import React from 'react';
 import clsx from 'clsx';
 import {ThemeClassNames} from '@docusaurus/theme-common';
 import styles from './styles.module.css';