[BUGFIX] Correct check for install tool requests in bootstrap

Resolves: #83924
Releases: master, 8.7
Change-Id: If9f435c64addea63793586e131da19768749857c
Reviewed-on: https://review.typo3.org/55739


Reviewed-by: Helmut Hummel <typo3@helhum.io>
Tested-by: Helmut Hummel <typo3@helhum.io>
Reviewed-by: Mathias Schreiber <mathias.schreiber@typo3.com>
Tested-by: Mathias Schreiber <mathias.schreiber@typo3.com>
Tested-by: TYPO3com <no-reply@typo3.com>
Reviewed-by: Benni Mack <benni@typo3.org>
Tested-by: Benni Mack <benni@typo3.org>