[xwiki-notifications] [jira@xwiki.org][Issue] Updates for XWIKI-22347: Diff view misplaced button when there's no previous version

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• attachment.html (text/html — 29.3 KB)
• attachment.png (image/png — 3.2 KB)
• attachment.png (image/png — 625 bytes)
• attachment.png (image/png — 213 bytes)