Fix template syntaxk

aleksis/apps/paweljong/templates/templated_email/account_registered.email

@@ -3,7 +3,7 @@
 {% block subject %} {% trans "New account" %} {{ person }} {% endblock %}
 
 {% block plain %}
-    {% blocktrans with new_event=new_event %}New account: {{ person }}{% endblocktrans %}
+    {% blocktrans with person=person %}New account: {{ person }}{% endblocktrans %}
 
     **** {% trans "Person" %} ****
 
@@ -47,7 +47,7 @@
             <li>{% trans "Postal code" %}: {{ person.postal_code }}</li>
             <li>{% trans "Place" %}: {{ person.place }}</li>
         </ul>
-	{% end person.guardians.first %}
+	{% if person.guardians.first %}
         <h5>{% trans "Guardian" %}</h5>
         <ul>
 	    <li>{% trans "Name" %}: {{ person.guardians.first }}</li>