[TASK] Fluidification of HelpToolbarItem

Resolves: #78466
Releases: master
Change-Id: I7ec8ed209f057733f0607f68b9645df7f634a4bb
Reviewed-on: https://review.typo3.org/50404


Reviewed-by: Kevin Appelt <kevin.appelt@icloud.com>
Tested-by: Kevin Appelt <kevin.appelt@icloud.com>
Tested-by: TYPO3com <no-reply@typo3.com>
Reviewed-by: Jan Helke <typo3@helke.de>
Tested-by: Jan Helke <typo3@helke.de>
Reviewed-by: Daniel Lorenz <info@extco.de>
Tested-by: Daniel Lorenz <info@extco.de>
Reviewed-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Tested-by: Anja Leichsenring <aleichsenring@ab-softlab.de>