[TASK] Make EXT:rsaauth no longer part of factory-configuration

Since the extension is deprecated, don't activate it by default
(factory-configuration).

Resolves: #81852
Releases: master
Change-Id: I10ecba6978daa16b43775a7adb28d723c8138ce0
Reviewed-on: https://review.typo3.org/55363


Tested-by: TYPO3com <no-reply@typo3.com>
Reviewed-by: Stefan Neufeind <typo3.neufeind@speedpartner.de>
Reviewed-by: Oliver Klee <typo3-coding@oliverklee.de>
Reviewed-by: Andreas Fernandez <a.fernandez@scripting-base.de>
Reviewed-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Tested-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Reviewed-by: Jigal van Hemert <jigal.van.hemert@typo3.org>
Tested-by: Jigal van Hemert <jigal.van.hemert@typo3.org>