The Web request class is removed in favor of Extbase's
base request object.

For this change, the testing framework has to be adapted
to use the base request object instead of the Web request
object.

Used composer command:
  composer req "typo3/testing-framework:^6.3.2" --dev

Releases: master
Resolves: #91525
Related: #91473
Change-Id: Iec6c5396de58b9bdb776d17c884242c42b335b12
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/64381


Tested-by: TYPO3com <noreply@typo3.com>
Tested-by: Benni Mack <benni@typo3.org>
Tested-by: Wouter Wolters <typo3@wouterwolters.nl>
Tested-by: Benjamin Franzke <bfr@qbus.de>
Reviewed-by: Benni Mack <benni@typo3.org>
Reviewed-by: Wouter Wolters <typo3@wouterwolters.nl>
Reviewed-by: Benjamin Franzke <bfr@qbus.de>