Update the skip to content link in page.html.twig and html.html.twig from boostrap5 template

[nhjohnstone]

in page.html.twig

remove this above <main>
<a name="main-content" aria-label="Start of content region"></a>

add under <main>
<a id="main-content" tabindex="-1"></a>{# link is in html.html.twig #}

in html.html.twig
remove

<div role="link">
  <a href="{{ canoncial_url }}#main-content" class="visually-hidden focusable">

replace with

<div class="visually-hidden-focusable skip-link p-3 container">
 <a href="#main-content" class="p-2">