change block personcontent to content more consistent with other templates and less need for if-statements

src/Bundle/ChillPersonBundle/Resources/views/PersonDuplicate/view.html.twig

@@ -5,7 +5,7 @@
 {% block title %}{{ 'Person duplicate'|trans|capitalize ~ ' ' ~ person.firstName|capitalize ~
     ' ' ~ person.lastName }}{% endblock %}
 
-{% block personcontent %}
+{% block content %}
 <div class="person-duplicate">
                         
             <h1>{{ title|default('Person duplicate')|trans }}</h1>