[TASK] Migrate to D3.js v6

D3.js v6 contains quite some changes, but most
are irrelevant for TYPO3, as we already migrated
from d3-request to core AjaxRequest in #93186.
That means we only need to adapt for the global
d3-event removal.

Commands used:
  yarn add d3@^6.3.1
  grunt build

Resolves: #93394
Related: #93186
Releases: master
Change-Id: Ie84f8cb5ef3fa8a8217375f26f6969677704baa5
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/67469


Tested-by: Benjamin Franzke <bfr@qbus.de>
Tested-by: Richard Haeser <richard@richardhaeser.com>
Tested-by: TYPO3com <noreply@typo3.com>
Tested-by: Benni Mack <benni@typo3.org>
Reviewed-by: Benjamin Franzke <bfr@qbus.de>
Reviewed-by: Richard Haeser <richard@richardhaeser.com>
Reviewed-by: Benni Mack <benni@typo3.org>