footer: remove unneeded trailing slash (#39757)

Author: XhmikosR

site/layouts/partials/footer.html

@@ -41,7 +41,7 @@ <h5>Projects</h5>
           <li class="mb-2"><a href="{{ .Site.Params.github_org }}/bootstrap/tree/v4-dev" target="_blank" rel="noopener">Bootstrap 4</a></li>
           <li class="mb-2"><a href="{{ .Site.Params.github_org }}/icons" target="_blank" rel="noopener">Icons</a></li>
           <li class="mb-2"><a href="{{ .Site.Params.github_org }}/rfs" target="_blank" rel="noopener">RFS</a></li>
-          <li class="mb-2"><a href="{{ .Site.Params.github_org }}/examples/" target="_blank" rel="noopener">Examples repo</a></li>
+          <li class="mb-2"><a href="{{ .Site.Params.github_org }}/examples" target="_blank" rel="noopener">Examples repo</a></li>
         </ul>
       </div>
       <div class="col-6 col-lg-2 mb-3">