[DOCS] Mismatch title / filename in changelog

The changelog "Use new Translation Server" has a title indicating
it is a feature, but has a filename starting with "Important".

Resolves: #90352
Releases: master
Change-Id: Ibfd5dc6aebabf36b81e26ac7d181ec3ed1624007
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/63198


Reviewed-by: Oliver Klee <typo3-coding@oliverklee.de>
Reviewed-by: Georg Ringer <georg.ringer@gmail.com>
Reviewed-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Tested-by: Georg Ringer <georg.ringer@gmail.com>
Tested-by: Anja Leichsenring <aleichsenring@ab-softlab.de>

typo3/sysext/core/Documentation/Changelog/master/Important-89992-UseNewTranslationServer.rst

 .. include:: ../../Includes.txt
 
-============================================
-Feature: #89992 - Use new Translation Server
-============================================
+==============================================
+Important: #89992 - Use new Translation Server
+==============================================
 
 See :issue:`89992`