[xwiki-notifications] [jira@xwiki.org][Issue] Updates for CRISTAL-355: Introduce an attachment block in the editor

Attachments:

• attachment.html (text/html — 27.8 KB)
• attachment.png (image/png — 267 bytes)
• attachment.png (image/png — 625 bytes)
• attachment.png (image/png — 2.5 KB)