add a link to the computer details on the cron job page

docs/docs.org

@@ -706,7 +706,7 @@ The cron job details page shows all the information related to a cron job.
 {% block section_title %}{{ cronjob.name }}{% endblock %}
 {% block content %}
 <h3>Description</h3>
-<p><b>Host:</b> {{ cronjob.host }}</p>
+<p><b>Host:</b> <a href="{% url 'computer' cronjob.host.id %}">{{ cronjob.host }}</a></p>
 <p><b>Command: </b>{{ cronjob.command }}</p>
 <table cellpadding="10">
   <tr>

inventory/templates/inventory/cronjob_details.html

@@ -2,7 +2,7 @@
 {% block section_title %}{{ cronjob.name }}{% endblock %}
 {% block content %}
 <h3>Description</h3>
-<p><b>Host:</b> {{ cronjob.host }}</p>
+<p><b>Host:</b> <a href="{% url 'computer' cronjob.host.id %}">{{ cronjob.host }}</a></p>
 <p><b>Command: </b>{{ cronjob.command }}</p>
 <table cellpadding="10">
   <tr>