[TASK] Update CKEditor to v4.17.1

Update to CKEditor v4.17.1 which addressed browser compatibility
issues and known security vulnerabilities:

https://ckeditor.com/cke4/release-notes

Commands:
  rm -r typo3/sysext/rte_ckeditor/Resources/Public/JavaScript/Contrib
  cd Build
  yarn add 'ckeditor4@^4.17.1'
  yarn build

Resolves: #96494
Releases: main, 11.5, 10.4
Change-Id: I87039f5a5d1fe7488f6d4c5d0c36e90421d4c93e
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/72930


Tested-by: core-ci <typo3@b13.com>
Tested-by: Oliver Hader <oliver.hader@typo3.org>
Reviewed-by: Oliver Hader <oliver.hader@typo3.org>