[BUGFIX] Handle returnUrl for access module

With this fix the access module again returns to the correct
page the user expects it to return to.

Resolves: #82883
Releases: master, 8.7, 7.6
Change-Id: I76953aa1547365db6fbbea772d786e1ad9bfc184
Reviewed-on: https://review.typo3.org/54528


Tested-by: TYPO3com <no-reply@typo3.com>
Reviewed-by: Markus Klein <markus.klein@typo3.org>
Tested-by: Markus Klein <markus.klein@typo3.org>