OEL-1552: Only display additional info and documents titles if they are present.

templates/content/node--oe-sc-person--full.html.twig

@@ -7,14 +7,18 @@
 <article{{attributes}}>
   <div class="row">
     <div class="col-12 col-lg-10 col-xl-9 col-xxl-8">
-      <h2 class="mb-4">{{ 'Additional information'|t }}</h2>
-      <div class="mb-4-5">
-        {{ content.oe_sc_person_additional_info|field_value }}
-      </div>
-      <h2 class="mb-4">{{ 'Related documents'|t }}</h2>
-      <div class="mb-4-5">
-        {{ content.oe_sc_person_documents|field_value }}
-      </div>
+      {% if content.oe_sc_person_additional_info|field_value is not empty %}
+        <h2 class="mb-4">{{ 'Additional information'|t }}</h2>
+        <div class="mb-4-5">
+          {{ content.oe_sc_person_additional_info|field_value }}
+        </div>
+      {% endif %}
+      {% if content.oe_sc_person_documents|field_value is not empty %}
+        <h2 class="mb-4">{{ 'Related documents'|t }}</h2>
+        <div class="mb-4-5">
+          {{ content.oe_sc_person_documents|field_value }}
+        </div>
+      {% endif %}
     </div>
   </div>
 </article>