edited slack option webhooks

src/client/js/components/Admin/Notification/SlackAppConfiguration.jsx

@@ -52,10 +52,10 @@ class SlackAppConfiguration extends React.Component {
                 {/* TODO adjust dropdown after BS4 */}
                 <ul className="dropdown-menu" role="menu">
                   <li type="button" onClick={() => adminNotificationContainer.switchSlackOption('Incoming Webhooks')}>
-                    <a role="menuitem">Slack Incoming Webhooks</a>
+                    <a role="menuitem">Slack incoming webhooks</a>
                   </li>
                   <li type="button" onClick={() => adminNotificationContainer.switchSlackOption('App')}>
-                    <a role="menuitem">Slack App</a>
+                    <a role="menuitem">Slack app</a>
                   </li>
                 </ul>
               </div>