Template fixes

content/training/best-practices/contents.lr

+_model: page
+---
 section: training
 ---
 section_id: training

content/training/resources/contents.lr

+_model: page
+---
 section: training
 ---
 section_id: training

templates/sidenav.html

@@ -27,7 +27,7 @@
   <nav class="d-none d-sm-block section-nav bg-white sidetopics sticky" id="sidenav-topics">
 	  <h4 class="text-primary pl-4">{{ _("Topics") }}</h4>
     <ul class="nav nav-pills flex-column">
-    	{% for child in this.parent.children %}
+      {% for child in this.parent.children|sort(attribute='key') %}
         <li{% if this.is_child_of(child.path) %} class="toc-entry toc-h2 active nav-item" {% else %} class="toc-entry toc-h2 nav-item" {% endif %}>
           <a role="button" {% if this.is_child_of(child.path) %} class="nav-link active" {% else %} class="nav-link" {% endif %}
             href="{{ child.path|url(alt=this.alt) }}">{{ _(child.title) }}</a>

templates/two-columns-page.html

@@ -16,5 +16,4 @@
     </div>
     <a href="{{ this.parent|url }}">Back to {{ this.parent.title }}</a>
   </div>
-</div>
-
+</div>
\ No newline at end of file