Added missing data-grav-field=select to global attributes on pagemediaselect field template

themes/grav/templates/forms/fields/pagemediaselect/pagemediaselect.html.twig

@@ -8,6 +8,7 @@
 
 {% block global_attributes %}
     data-grav-selectize="{{ (field.selectize is defined ? field.selectize : {})|json_encode()|e('html_attr') }}"
+    data-grav-field="select"
     {{ parent() }}
 {% endblock %}
 
@@ -37,5 +38,3 @@
         {% if admin.page.media.all is empty %}Add files through the page media, or by dropping them in the page folder{% endif %}
     {% endif %}
 {% endblock %}
-
-