Clarify variable name in lang switcher

Author: marmarek

_includes/header.html

@@ -21,14 +21,15 @@
         {% assign langmenu = false %}
       {% endif %}
       {% if langmenu %}
-        {% assign posts = site.pages | concat: site.doc | concat: site.translated | where:'ref', page.ref | sort: 'lang' %}
+        <!-- find this page in other languages -->
+        {% assign page_all_langs = site.pages | concat: site.doc | concat: site.translated | where:'ref', page.ref | sort: 'lang' %}
         <div class="langdropdown langdropdown-sm">
           <label class="langdropbtn-sm" for="langdropdown-toggle-sm"><img src="/attachment/icons/icons8-translation-64.png" width="24" height="24"></label>
           <input type="checkbox" id="langdropdown-toggle-sm">
           <div class="langdropdown-content" id="langdropdown-dd-sm">
-            {% for post in posts %}
-              {% if site.languages contains post.lang %}
-                <a class="c1" href="{{ post.url }}">{{ post.lang }}</a>
+            {% for translated in page_all_langs %}
+              {% if site.languages contains translated.lang %}
+                <a class="c1" href="{{ translated.url }}">{{ translated.lang }}</a>
               {% endif %}
             {% endfor %}
           </div>
@@ -57,8 +58,8 @@
               <label class="langdropbtn-lg" for="langdropdown-toggle-lg"><img src="/attachment/icons/icons8-translation-64.png" width="24" height="24"></label>
               <input type="checkbox" id="langdropdown-toggle-lg">
               <div class="langdropdown-content" id="langdropdown-dd-lg">
-                {% for post in posts %}
-                  <a class="c1" href="{{ post.url }}">{{ post.lang }}</a>
+                {% for translated in page_all_langs %}
+                  <a class="c1" href="{{ translated.url }}">{{ translated.lang }}</a>
                 {% endfor %}
               </div>
             </div>