fix(typography): long string for update-list is not truncated (#1050)

Resolves #1049

_includes/update-list.html

@@ -1,6 +1,4 @@
-{% comment %}
-  Get the last 5 posts from lastmod list.
-{% endcomment %}
+<!-- Get the last 5 posts from lastmod list. -->
 
 {% assign MAX_SIZE = 5 %}
 
@@ -26,12 +24,12 @@
 {% if update_list.size > 0 %}
   <div id="access-lastmod" class="post">
     <div class="panel-heading">{{- site.data.locales[include.lang].panel.lastmod -}}</div>
-    <ul class="post-content ps-0 pb-1 ms-1 mt-2">
+    <ul class="post-content list-unstyled ps-0 pb-1 ms-1 mt-2">
       {% for item in update_list %}
         {% assign index = item | split: '::' | last | plus: 0 %}
         {% assign post = site.posts[index] %}
         {% assign url = post.url | relative_url %}
-        <li>
+        <li class="text-truncate lh-lg">
           <a href="{{ url }}">{{ post.title }}</a>
         </li>
       {% endfor %}