Add lang hyphen, if not exists for HTML tags

Arch Linux Firefox doesn't set lang="ja" as Japanese

作者
Pacharapol Withayasakpunt (Pol)
今日安裝
0
安裝總數
1
評價
0 0 0
版本
0.1.4
建立日期
2022-04-18
更新日期
2022-05-03
授權條款
MIT
腳本執行於
所有網站

Firefox on Arch Linux doesn't detect lang attribute without hyphens

This bug should probably eventually be fixed, but I made this for the time being.