replace tabs with spaces

flaskbb/templates/forum/topic.html

@@ -138,12 +138,12 @@
                         </form>
                         {% endif %}
                     {% endif %}
-					{% if current_user|can_moderate(topic.forum) %}
-						<form class="inline-form" method="post" action="{{ url_for('management.ban_user', user_id = user.id) }}">
+                    {% if current_user|can_moderate(topic.forum) %}
+                        <form class="inline-form" method="post" action="{{ url_for('management.ban_user', user_id = user.id) }}">
                             <input type="hidden" name="csrf_token" value="{{ csrf_token() }}" />
                             <button class="btn btn-link">{% trans %}Ban user{% endtrans %}</button> |
                         </form>
-					{% endif %}
+                    {% endif %}
                     {% if current_user|post_reply(topic) %}
                         <!-- Quick quote -->
                         <a href="#" class="quote_btn" data-post-id="{{ post.id }}">{% trans %}Quote{% endtrans %}</a> |