message: Fix emoji filterString
diff: @@ -71,8 +71,8 @@ EMOJIBASE.forEach((emoji: IEmojiWithFilterString) => {
  DATA_BY_CATEGORY[categoryId].push(emoji);
  }
  // This is used as the string to match the query against when filtering emojis
  - emoji.filterString = `${emoji.annotation}\n${emoji.shortcodes.join('\n')}}\n${emoji.emoticon || ''}\n` +
  - `${emoji.unicode.split(ZERO_WIDTH_JOINER).join("\n")}`.toLowerCase();
  + emoji.filterString = (`${emoji.annotation}\n${emoji.shortcodes.join('\n')}}\n${emoji.emoticon || ''}\n` +
  + `${emoji.unicode.split(ZERO_WIDTH_JOINER).join("\n")}`).toLowerCase();
  // Add mapping from unicode to Emoji object
  // The 'unicode' field that we use in emojibase has either
  