revert: 不要处理 html 格式的文本邮件

src/actions/EmailActions.js

@@ -82,7 +82,7 @@ export const getEmailDetailAction = async (params) => {
   mailType = mailType === '' && (result.MailContent||'').includes('<html') ? 'text/html' : mailType;
 
   const delLinefeed = mailType === 'text/html' ? (result.MailContent||'').includes('<html') ? true : false : true;
-  const cleanContent = (result.MailContent || '').replace(/\r\n/g, delLinefeed ? '' : '<br>');
+  const cleanContent = (result.MailContent || '').replace(/\r\n/g, delLinefeed ? '' : ''); // <br>
 
   const { bodyContent, bodyText } = mailType === 'text/html' ? parseHTMLString(cleanContent, true) : { bodyContent: '', bodyText: '' };