DEVGUIDE-000 Added html pre tag to allowed html tags. (#37)

* DEVGUIDE-000 Added html pre tag to allowed html tags.

Co-authored-by: Sherakama <sherakama@gmail.com>

config/install/filter.format.stanford_html.yml

@@ -49,7 +49,7 @@ filters:
     status: true
     weight: -50
     settings:
-      allowed_html: '<br> <em> <strong> <cite> <blockquote cite> <code> <ul type class> <ol start type class> <li class> <dl class> <dt> <dd class> <h2 id class> <h3 id class> <h4 id class> <h5 id class> <a class href hreflang data-entity-substitution data-entity-type data-entity-uuid title name> <div class> <p class> <table> <caption> <tbody class> <thead> <tfoot> <th scope class> <td class> <tr> <sup> <sub> <i class> <hr> <drupal-media data-entity-type data-entity-uuid data-align data-caption data-* alt>'
+      allowed_html: '<br> <em> <strong> <cite> <blockquote cite> <pre class> <code data-* class> <ul type class> <ol start type class> <li class> <dl class> <dt> <dd class> <h2 id class> <h3 id class> <h4 id class> <h5 id class> <a class href hreflang data-entity-substitution data-entity-type data-entity-uuid title name> <div class> <p class> <table> <caption> <tbody class> <thead> <tfoot> <th scope class> <td class> <tr> <sup> <sub> <i class> <hr> <drupal-media data-entity-type data-entity-uuid data-align data-caption data-* alt>'
       filter_html_help: true
       filter_html_nofollow: false
   filter_htmlcorrector: