message: make sure we don't load the twemoji font multiple times on firefox
diff: @@ -31,7 +31,8 @@ async function isColrFontSupported() {
  // Firefox has supported COLR fonts since version 26
  // but doesn't support the check below with content blocking enabled.
  if (navigator.userAgent.includes("Firefox")) {
  - return true;
  + colrFontSupported = true;
  + return colrFontSupported;
  }
  try {
  