[xwiki-notifications] [jira@xwiki.org][Issue] Updates for CRISTAL-564: Document field of AttachmentReference is mandatory

Attachments:

• attachment.html (text/html — 32.9 KB)
• attachment.png (image/png — 3.2 KB)
• attachment.png (image/png — 625 bytes)
• attachment.png (image/png — 213 bytes)