message: fix(omemo): decode filename of attachment
diff: @@ -180,7 +180,7 @@ export default class OMEMOPlugin extends EncryptionPlugin {
  let [match, , filename, extension] = matches;
  let mime = /^(jpeg|jpg|gif|png|svg)$/i.test(extension) ? `image/${extension.toLowerCase()}` : 'application/octet-stream';
  - let attachment = new Attachment(filename, mime, match);
  + let attachment = new Attachment(decodeURIComponent(filename), mime, match);
  attachment.setData(match);
  if (lines[1] && lines[1].indexOf('data:') === 0) {
  