[BUGFIX] Reset styles after drag and drop

* Store original styles to DragDrop.originalStyles
* Add originalStyles to DragDrop array
* Reset the style attribute after drag and drop.

Resolves: #75978
Releases: master
Change-Id: Ib8af4e86911f27bc8beb6469ce678e34756ac9dc
Reviewed-on: https://review.typo3.org/47962


Reviewed-by: Markus Klein <markus.klein@typo3.org>
Reviewed-by: Nicole Cordes <typo3@cordes.co>
Tested-by: Nicole Cordes <typo3@cordes.co>
Reviewed-by: Wouter Wolters <typo3@wouterwolters.nl>
Tested-by: Wouter Wolters <typo3@wouterwolters.nl>