[DOCS] Add template to changelog overview pages

Resolves: #104134
Releases: main
Change-Id: I810e9cd34d6b4e409386ecddf40549468456e24d
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/84740


Reviewed-by: Georg Ringer <georg.ringer@gmail.com>
Tested-by: Lina Wolf <112@linawolf.de>
Tested-by: core-ci <typo3@b13.com>
Tested-by: Georg Ringer <georg.ringer@gmail.com>
Tested-by: Garvin Hicking <gh@faktor-e.de>
Reviewed-by: Lina Wolf <112@linawolf.de>
Reviewed-by: Garvin Hicking <gh@faktor-e.de>