moved _scroll.html from templates/apps/drama/ to templates/core/_partials/; updated templates/apps/billboard/room_scroll.html include tag to point there

src/templates/apps/billboard/room_scroll.html

@@ -5,6 +5,6 @@
 {% block content %}
 <div class="content dashboard-page">
     <h2>{{ room.name }}</h2>
-    {% include "apps/drama/_scroll.html" %}
+    {% include "core/_partials/_scroll.html" %}
 </div>
 {% endblock %}