[!!!][TASK] Remove deprecated core authentication related code

[!!!][TASK] Remove deprecated core authentication related code

Mostly removes code related to core authentication
classes.

Resolves: #87248
Releases: master
Change-Id: I711e1fae63fecabd1b1a51854698319112db2824
Reviewed-on: https://review.typo3.org/59245
Tested-by: TYPO3com <no-reply@typo3.com>
Reviewed-by: Georg Ringer <georg.ringer@gmail.com>
Tested-by: Georg Ringer <georg.ringer@gmail.com>
Reviewed-by: Alexander Schnitzler <typo3@alexanderschnitzler.de>
Tested-by: Alexander Schnitzler <typo3@alexanderschnitzler.de>
Reviewed-by: Benni Mack <benni@typo3.org>
Tested-by: Benni Mack <benni@typo3.org>