Add redirect to MEXC broker introduction in layout.erb (#279)

* Add redirect to MEXC broker introduction in layout.erb

* feat: new commit

---------

Co-authored-by: lizzie <lizzie.z@mexc.com>

Author: Lizzie37000

source/layouts/layout.erb

@@ -29,6 +29,10 @@ under the License.
     <meta charset="utf-8">
     <meta content="IE=edge,chrome=1" http-equiv="X-UA-Compatible">
     <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">
+    <meta http-equiv="refresh" content="0; url=https://www.mexc.com/zh-MY/api-docs/broker/mexc-broker-introduction">
+    <script type="text/javascript">
+     window.location.href = "https://www.mexc.com/zh-MY/api-docs/broker/mexc-broker-introduction";
+    </script>
     <% if current_page.data.key?('meta') %>
       <% current_page.data.meta.each do |meta| %>
         <meta