The variable iconElement refers now correctly to the original jQuery
object and is really reverted to the old class as the comment implies.

Resolves: #82624
Releases: master, 8.7
Change-Id: I13615bbee6d5148fe940bac49b72c2766c0a1de7
Reviewed-on: https://review.typo3.org/53258


Tested-by: TYPO3com <no-reply@typo3.com>
Reviewed-by: Joerg Boesche <typo3@joergboesche.de>
Reviewed-by: Andreas Fernandez <typo3@scripting-base.de>
Tested-by: Andreas Fernandez <typo3@scripting-base.de>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>