[BUGFIX] Fix resource loading in composer mode

Resolves: #84674
Releases: master
Change-Id: Ia3283ffcf4973e5b511a57de25cb73490916e4d2
Reviewed-on: https://review.typo3.org/56614


Reviewed-by: Mathias Schreiber <mathias.schreiber@typo3.com>
Tested-by: Mathias Schreiber <mathias.schreiber@typo3.com>
Reviewed-by: Simon Gilli <typo3@gilbertsoft.org>
Tested-by: Simon Gilli <typo3@gilbertsoft.org>
Tested-by: TYPO3com <no-reply@typo3.com>
Reviewed-by: Benni Mack <benni@typo3.org>
Tested-by: Benni Mack <benni@typo3.org>