Fix datetime default script

Author: kmmbvnr

material/templates/material/includes/material_js.html

@@ -1,5 +1,5 @@
 {% load static i18n %}
-<script src="{% static 'material/js/jquery.datetimepicker.js' %}"></script>
+<script src="{% static 'material/js/jquery.datetimepicker.full.js' %}"></script>
 <script src="{% static 'material/js/jquery.formset.js' %}"></script>
 <script src="{% static 'material/js/materialize.js' %}"></script>
 <script src="{% static 'material/js/materialize.forms.js' %}"></script>