PSR-3 has specific rules around interpolation: Messages
may provide placeholders like {foo} and writers should
substitute these in the messages if a context array with
such a key is provided.
Let's use placeholders correctly.

Resolves: #94315
Related: #94356
Releases: master
Change-Id: I2c285e84f1832c80828861369e99af9aff6cd267
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/69425


Tested-by: core-ci <typo3@b13.com>
Tested-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>
Reviewed-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>