This change migrate the TreeToolbar (used in FormEngine
Category Tree for example) to TypeScript,
removing effectively one RequireJS call and replacing
it with a native TypeScript component.

Removing the rest of the jQuery will be part of a
separate effort.

Resolves: #93432
Releases: master
Change-Id: I3df66cd1c28d096c0f32982347dbd37c58834e4d
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/67640

Tested-by: TYPO3com <noreply@typo3.com>
Tested-by: Andreas Fernandez <a.fernandez@scripting-base.de>
Tested-by: Benni Mack <benni@typo3.org>
Reviewed-by: Oliver Hader <oliver.hader@typo3.org>
Reviewed-by: Andreas Fernandez <a.fernandez@scripting-base.de>
Reviewed-by: Benni Mack <benni@typo3.org>