Fix layout class for funders section to improve responsiveness

Author: Erik2609

layouts/partials/landingpage/supportedby.html

@@ -13,7 +13,7 @@ <h3 class="section-title" style="color: #005aa7;">{{ .title | markdownify }}</h3
       </div>
 
       {{ range .funders }}
-      <div class="col-lg-4 col-6 my-5">
+      <div class="col-lg-4 col-md-6 col-12 my-5">
         <a href="{{.link}}" target="_blank">
           <img src="{{ .image | relURL }}" class="d-block mx-auto img-fluid collaberating_logo" alt="{{.alt_text}}" class="">
         </a>