fix of twig if condition for person resources

src/Bundle/ChillPersonBundle/Resources/views/PersonResource/list.html.twig

@@ -17,8 +17,7 @@
 {% block personcontent %}
 
 <h1>{{ 'List of resources'|trans }}</h1>
-
-{% if personResources is not null %}
+{% if personResources is not empty %}
     {% for resource in personResources %}
         <div class="flex-table">
             <div class="item-bloc">
@@ -91,7 +90,7 @@
     {% endfor %}
 
 {% else %}
-    <p>{{ 'There are no available resources'|trans }}</p>
+    <p class="chill-no-data-statement">{{ 'There are no available resources'|trans }}</p>
 {% endif %}
 
 <h1 style="margin-bottom: 2rem;">{{ 'Add a person resource'|trans }}</h1>