message: Add comment to HtmlUtils.js
diff: @@ -186,7 +186,7 @@ const sanitizeHtmlParams = {
  ],
  allowedAttributes: {
  // custom ones first:
  - blockquote: ['data-mx-reply'], // for reply fallback
  + blockquote: ['data-mx-reply'], // used to allow explicit removal of a reply fallback blockquote, value ignored
  font: ['color', 'data-mx-bg-color', 'data-mx-color', 'style'], // custom to matrix
  span: ['data-mx-bg-color', 'data-mx-color', 'style'], // custom to matrix
  a: ['href', 'name', 'target', 'rel'], // remote target: custom to matrix
  