message: Add matrix: to the list of permitted URL schemes
diff: @@ -58,7 +58,7 @@ const BIGEMOJI_REGEX = new RegExp(`^(${EMOJIBASE_REGEX.source})+$`, 'i');
  const COLOR_REGEX = /^#[0-9a-fA-F]{6}$/;
  -export const PERMITTED_URL_SCHEMES = ['http', 'https', 'ftp', 'mailto', 'magnet'];
  +export const PERMITTED_URL_SCHEMES = ['http', 'https', 'ftp', 'mailto', 'magnet', 'matrix'];
  const MEDIA_API_MXC_REGEX = /\/_matrix\/media\/r0\/(?:download|thumbnail)\/(.+?)\/(.+?)(?:[?/]|$)/;
  