Update src/client/js/components/Admin/SlackIntegration/SlackIntegration.jsx

Co-authored-by: itizawa <48426654+itizawa@users.noreply.github.com>

src/client/js/components/Admin/SlackIntegration/SlackIntegration.jsx

@@ -143,8 +143,7 @@ const SlackIntegration = (props) => {
 
         {t('admin:slack_integration.selecting_bot_types.selecting_bot_type')}
 
-        <div className="my-4">
-          <div className="row flex-wrap-reverse justify-content-center">
+          <div className="row my-4 flex-wrap-reverse justify-content-center">
             {botTypes.map((botType) => {
               return (
                 <div className="m-3">