[TASK] Silence composer install progress in bamboo

Resolves: #87136
Releases: master, 8.7
Change-Id: Idbac64bf44b8f79ccd8a169f4abade462873e17d
Reviewed-on: https://review.typo3.org/59125


Tested-by: TYPO3com <no-reply@typo3.com>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>
Reviewed-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Tested-by: Anja Leichsenring <aleichsenring@ab-softlab.de>