fix: don't wrap external link CSS content (#967)

Jens Rantil

27.18.2025 4b61a607ada8e5f6fd025019af4df7eaeccc34e1

 assets/scss/_content.scss

@@ -31,6 +31,7 @@
      content: fa-content($fa-var-external-link);
      padding-left: 0.5em;
      font-size: 0.75em;
      display: inline;
    }

    details {