[DOCS] Fix table syntax in changelog

Resolves: #91411
Releases: master
Change-Id: If9850f683e1f6e72e62fcfdb41802430d1888f69
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/64510


Reviewed-by: Oliver Bartsch <bo@cedev.de>
Reviewed-by: Josef Glatz <josefglatz@gmail.com>
Reviewed-by: Benjamin Franzke <bfr@qbus.de>
Reviewed-by: Daniel Siepmann <coding@daniel-siepmann.de>
Tested-by: TYPO3com <noreply@typo3.com>
Tested-by: Josef Glatz <josefglatz@gmail.com>
Tested-by: Daniel Siepmann <coding@daniel-siepmann.de>