[FIX] website: make the well snippet grow when putting an image in it

addons/website/views/snippets.xml

@@ -231,7 +231,7 @@
 </template>
 
 <template id="s_well" name="Well">
-    <div class="well s_well">
+    <div class="well s_well clearfix">
         <p>
             Explain the benefits you offer. Don't write about products or
             services here, write about solutions.