testresult: Include the revision version in the id attribute

For this ID to be unique, we need to include the revision number,
otherwise, if we have several revisions with test results, the id will
collide and there's no way to know which panel should be opened.

Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>

patchwork/templates/patchwork/test-result.html

@@ -1,6 +1,6 @@
         <div class="panel panel-default">
         {% if test_result.summary %}
-          <div class="panel-heading small-panel-heading cursor-pointer" role="tab" data-toggle="collapse" href="#collapse-{{ forloop.counter }}" aria-expanded="false" aria-controls="collapse-{{ forloop.counter }}" id="heading-{{ forloop.counter }}">
+          <div class="panel-heading small-panel-heading cursor-pointer" role="tab" data-toggle="collapse" href="#collapse-{{ revision.version }}-{{ forloop.counter }}" aria-expanded="false" aria-controls="collapse-{{ revision.version}}-{{ forloop.counter }}" id="heading-{{ forloop.counter }}">
         {% else %}
           <div class="panel-heading small-panel-heading" role="tab" id="heading-{{ forloop.counter }}">
         {% endif %}
@@ -16,7 +16,7 @@
             {% endif %}
           </div>
           {% if test_result.summary %}
-          <div id="collapse-{{ forloop.counter }}" class="panel-collapse collapse" role="tabpanel" aria-labelledby="heading-{{ forloop.counter}}">
+          <div id="collapse-{{ revision.version }}-{{ forloop.counter }}" class="panel-collapse collapse" role="tabpanel" aria-labelledby="heading-{{ forloop.counter}}">
             <pre class="panel-body test-result">
 {{ test_result.summary }}</pre>
           </div>