Remove the Smile sponsorship

One more time, thanks a lot for the adventure

doc/overrides/partials/footer.html

@@ -52,12 +52,5 @@
     <div class="md-footer-meta__inner md-grid">
       {% include "partials/copyright.html" %} {% if config.extra.social %} {%
       include "partials/social.html" %} {% endif %}
-      <div class="smile-logo">
-        <p>Sponsored by Smile</p>
-        <a href="https://www.smile.eu" target="_blank">
-          <img src="{{ base_url }}/statics/Logo_Smile.png" />
-        </a>
-      </div>
-    </div>
   </div>
 </footer>