[TASK] Update jQuery 3.2.1 ❯ 3.3.1

Needs a typo3/testing-framework raise, too.

Commands:
yarn upgrade jquery
composer update typo3/testing-framework

Updates:
- jquery@3.3.1

Resolves: #84063
Releases: master
Change-Id: Iec4e821ebeb42c46da7d379ea081f3c0f25cc112
Reviewed-on: https://review.typo3.org/55921


Reviewed-by: Andreas Fernandez <a.fernandez@scripting-base.de>
Tested-by: Andreas Fernandez <a.fernandez@scripting-base.de>
Tested-by: TYPO3com <no-reply@typo3.com>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>