first line in code block misaligned

It's easiest prevented by adding a linebreak after the <code> tag. This is not
ideal but a quick fix.

modules/cron/templates/croninfo.twig

@@ -11,7 +11,7 @@
     <p>{{ 'Here is a suggestion for a crontab file:'|trans }}<br /><br /></p>
 
     <div class="code-box code-box-content">
-        <code id="cronlist">
+        <code id="cronlist"><br>
         {% for url in urls %}
             # {{ 'Run cron:'|trans }} [{{ url.tag }}]<br />
             {{ url.int }} curl --silent "{{ url.exec_href }}" > /dev/null 2>&amp;1<br />