[BUGFIX] Set correct PHPDoc hint for addPageTSConfig and addUserTSConfig

Resolves: #83687
Releases: master, 8.7
Change-Id: Ifa705340bc0523e914c688eea00dbb2812bbedd0
Reviewed-on: https://review.typo3.org/55457


Reviewed-by: Mathias Brodala <mbrodala@pagemachine.de>
Tested-by: TYPO3com <no-reply@typo3.com>
Reviewed-by: Joerg Kummer <typo3@enobe.de>
Reviewed-by: Oliver Klee <typo3-coding@oliverklee.de>
Reviewed-by: Frank Naegler <frank.naegler@typo3.org>
Tested-by: Frank Naegler <frank.naegler@typo3.org>