only use class option for media provider button

Author: ychadwick

Resources/views/MediaAdmin/select_provider.html.twig

@@ -29,12 +29,7 @@ file that was distributed with this source code.
            data-placement="top"
            title="{{ provider.providerMetadata.description|trans({}, 'MediaAdmin') }}"
                 >
-            {% if provider.providerMetadata.image is null %}
                 <i class="{{ provider.providerMetadata.option('class') }}"></i>
-            {% else %}
-                <img src="{{ asset(provider.providerMetadata.image) }}" style="max-height: 20px; max-width: 100px;"/>
-                <br />
-            {% endif %}
             {{ provider.providerMetadata.title|trans({}, 'MediaAdmin') }}
 
         </a>