[DOCS] Fix typos and grammar in changelogs

Resolves: #104847
Releases: main
Change-Id: I018f359886bb98962646ab542da5cabb6851af43
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/85915


Reviewed-by: Chris Müller <typo3@brotkrueml.dev>
Tested-by: Georg Ringer <georg.ringer@gmail.com>
Tested-by: Chris Müller <typo3@brotkrueml.dev>
Reviewed-by: Simon Schaufelberger <simonschaufi+typo3@gmail.com>
Tested-by: Simon Schaufelberger <simonschaufi+typo3@gmail.com>
Tested-by: core-ci <typo3@b13.com>
Reviewed-by: Georg Ringer <georg.ringer@gmail.com>