[TASK] Improve layout of ImageManipulation preview

Use bootstrap grid to arrange image thumbnails

Resolves: #79960
Releases: master
Change-Id: I99ef6fc159c1497ea5464ef33398cf799c91a534
Reviewed-on: https://review.typo3.org/51810


Reviewed-by: Jasmina Ließmann <code@frauliessmann.de>
Tested-by: Jasmina Ließmann <code@frauliessmann.de>
Reviewed-by: Joerg Kummer <service@enobe.de>
Tested-by: Joerg Kummer <service@enobe.de>
Reviewed-by: Helmut Hummel <typo3@helhum.io>
Tested-by: Helmut Hummel <typo3@helhum.io>
Tested-by: TYPO3com <no-reply@typo3.com>