[BUGFIX] Use forgot message from FlexForm

The password recovery page was not displaying custom messages from the
plugin FlexForm. This is fixed by using the RenderLabelOrMessage
partial, rather than the f:translate ViewHelper.

Resolves: #94087
Releases: master, 10.4
Change-Id: Ic8efe0820a52ced6613acf8860490ed6e6df8b94
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/69063


Reviewed-by: Benni Mack <benni@typo3.org>
Reviewed-by: Oliver Hader <oliver.hader@typo3.org>
Reviewed-by: Benjamin Franzke <bfr@qbus.de>
Reviewed-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Reviewed-by: Daniel Goerz <daniel.goerz@posteo.de>
Tested-by: Benjamin Franzke <bfr@qbus.de>
Tested-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Tested-by: Daniel Goerz <daniel.goerz@posteo.de>
Tested-by: core-ci <typo3@b13.com>