changed headline to avoid confusion (#33)

assets/tpl/admin_create_clients.html

@@ -17,7 +17,7 @@
     {{template "prt_nav.html" .}}
     <div class="container mt-5">
         <h1>Create new clients</h1>
-        <h2>Enter valid LDAP user email addresses to quickly create new accounts.</h2>
+        <h2>Enter valid user email addresses to quickly create new accounts.</h2>
         {{template "prt_flashes.html" .}}
         <form method="post" enctype="multipart/form-data">
             <input type="hidden" name="_csrf" value="{{.Csrf}}">