[BUGFIX] Update class names in dynamicReturnTypeMeta.json

Resolves: #85639
Releases: master, 8.7
Change-Id: Ie7bd2b7e446ea0b11386bd77acb38d94320a6d1e
Reviewed-on: https://review.typo3.org/57677


Tested-by: TYPO3com <no-reply@typo3.com>
Reviewed-by: Wouter Wolters <typo3@wouterwolters.nl>
Reviewed-by: Jörg Bösche <typo3@joergboesche.de>
Tested-by: Jörg Bösche <typo3@joergboesche.de>
Reviewed-by: Mathias Schreiber <mathias.schreiber@typo3.com>
Tested-by: Mathias Schreiber <mathias.schreiber@typo3.com>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>