Make breadcrumb "start" point to docs.typo3.org/

Author: tmotyl

templates/partial/base/breadcrumbs.html.twig

@@ -1,7 +1,7 @@
 {#TODO: Replace hardcoded breadcrumbs with custom twig-function for generating breadcrumbs#}
 <div aria-label="breadcrumbs navigation" class="breadcrumb-bar" role="navigation">
     <ol class="breadcrumb">
-        <li class="breadcrumb-item"><a href="#">Start</a></li>
+        <li class="breadcrumb-item"><a href="/">Start</a></li>
         <li class="breadcrumb-item"><a href="#">Search results</a></li>
         {% if breadcrumb_title is defined %}
         <li aria-current="page" class="breadcrumb-item active">