add retry button for finished_failed

atdb/taskdatabase/templates/taskdatabase/failures/retry_buttons.html

@@ -16,3 +16,6 @@
             {% if task.status == "archived_failed" or task.status == "archiving_failed" %}
                     <a href="{% url 'task-retry-view' task.pk 'scrubbed' my_tasks.number %}" class="btn btn-warning btn-sm" role="button"><b><i class="fas fa-sync-alt"></i> Retry</b></a>
             {% endif %}
+            {% if task.status == "finished_failed" or task.status == "finishing_failed" %}
+                    <a href="{% url 'task-retry-view' task.pk 'finishing' my_tasks.number %}" class="btn btn-warning btn-sm" role="button"><b><i class="fas fa-sync-alt"></i> Retry</b></a>
+            {% endif %}
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