[TASK] Update typo3/cms-composer-installers

Update the lock file to pull in the latest (1.4.5) release.
This version is marked as PHP 7.2 compatible.
composer command: composer update typo3/cms-composer-installers

Releases: 8.7, master
Resolves: #82898
Change-Id: I6c491ae7e93f656c01a9ef12d88969057b182ba7
Reviewed-on: https://review.typo3.org/54570


Reviewed-by: Helmut Hummel <typo3@helhum.io>
Tested-by: Helmut Hummel <typo3@helhum.io>
Tested-by: TYPO3com <no-reply@typo3.com>
Reviewed-by: Wouter Wolters <typo3@wouterwolters.nl>
Reviewed-by: Stefan Neufeind <typo3.neufeind@speedpartner.de>
Tested-by: Stefan Neufeind <typo3.neufeind@speedpartner.de>