[xwiki-notifications] [[email protected]][Issue] (XWIKI-21579) Invalid lang HTML Tag when "German (Germany)" locale is set

Attachments:

• attachment.png (image/png — 341 bytes)
• attachment.png (image/png — 3.3 KB)
• attachment.html (text/html — 14.3 KB)
• attachment.png (image/png — 1.1 KB)