[BUGFIX] Fix dialogs in RTE if static_info_tables is not installed

Resolves: #77314
Related: #77137
Releases: master
Change-Id: I5d6c639a96526592d2684db30926902b4c42b8ba
Reviewed-on: https://review.typo3.org/49271


Tested-by: Bamboo TYPO3com <info@typo3.com>
Reviewed-by: Wouter Wolters <typo3@wouterwolters.nl>
Tested-by: Wouter Wolters <typo3@wouterwolters.nl>
Reviewed-by: Benni Mack <benni@typo3.org>
Tested-by: Benni Mack <benni@typo3.org>