[TASK] Changelog docs: Update Howto.rst

Align Howto.rst with version from master.

Change-Id: Ie68e5eb59f080537050717106bf549dc6d4a0ef3
Resolves: #83371
Releases: master, 8.7, 7.6
Reviewed-on: https://review.typo3.org/55141


Tested-by: TYPO3com <no-reply@typo3.com>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>