dashboard: filter vm list by node correctly

node1 vs node11

circle/dashboard/templates/dashboard/node-list/column-vm.html

 {% load i18n %}
 
 <div id="node-list-column-vm">
-  <a class="real-link" href="{% url "dashboard.views.vm-list" %}?s=node:{{ record.name }}">
+  <a class="real-link" href="{% url "dashboard.views.vm-list" %}?s=node_exact:{{ record.name }}">
     {{ value }}
   </a>
 </div>

circle/dashboard/views/vm.py

@@ -807,6 +807,7 @@ class VmList(LoginRequiredMixin, FilterMixin, ListView):
     allowed_filters = {
         'name': "name__icontains",
         'node': "node__name__icontains",
+        'node_exact': "node__name",
         'status': "status__iexact",
         'tags[]': "tags__name__in",
         'tags': "tags__name__in",  # for search string