misc: remove display of number of different versions in modules index page

(too heavy to compute as it is)

scrutiny/projects/templates/projects/modules.html

@@ -10,8 +10,7 @@
 {% for module in modules %}
   {% with versions=module.get_all_installed_versions %}
     {% if versions %}
-    <li>{{ module.name }} : <a href="{{ module.name }}/">deployments</a>
-            ({{versions|length}} versions)</li>
+    <li>{{ module.name }} : <a href="{{ module.name }}/">deployments</a></li>
     {% endif %}
   {% endwith %}
 {% endfor %}