ISTWCMS-4704: fixing date to always use array

source/_patterns/04-components/date/date.twig

-{% if date is iterable %}
-  {% if date|length == 1 %}
-    {% include "@base/date-formats/_date-format.twig" with {
-      'date_format': date_format,
-      'date': date.0
-    } %}
-  {% else %}
-    {% for d in date %}
-        {% if loop.index0 == 0 %}
-          <details class="uw-date-details">
-            <summary role="button" aria-controls="edit-future-dates-collapsible" aria-expanded="false" aria-pressed="false" class="uw-date-details__summary">
-              {% include "@base/date-formats/_date-format.twig" with {
-                'date_format': date_format,
-                'date': d
-              }%}
-            </summary>
-      {% else %}
-        {% include "@base/date-formats/_date-format.twig" with {
-          'date_format': date_format,
-          'date': d
-        }%}
-      {% endif %}
-      {% if loop.last %}
-        </details>
-      {% endif %}
-    {% endfor %}
-  {% endif %}
-{% else %}
+{% if date|length == 1 %}
   {% include "@base/date-formats/_date-format.twig" with {
     'date_format': date_format,
-    'date': date
+    'date': date.0
   } %}
+{% else %}
+  {% for d in date %}
+      {% if loop.index0 == 0 %}
+        <details class="uw-date-details">
+          <summary role="button" aria-controls="edit-future-dates-collapsible" aria-expanded="false" aria-pressed="false" class="uw-date-details__summary">
+            {% include "@base/date-formats/_date-format.twig" with {
+              'date_format': date_format,
+              'date': d
+            }%}
+          </summary>
+    {% else %}
+      {% include "@base/date-formats/_date-format.twig" with {
+        'date_format': date_format,
+        'date': d
+      }%}
+    {% endif %}
+    {% if loop.last %}
+      </details>
+    {% endif %}
+  {% endfor %}
 {% endif %}