[BUGFIX] Use correct label for cancel button in modals of EditDocumentController

Re-label the cancel to "Cancel" of the abort button used in modals
in EditDocumentController appearing when deleting an IRRE element
or the record itself.

Resolves: #70462
Releases: master
Change-Id: I1d084eecc26e2221568cb83ef9f7942aa51ed535
Reviewed-on: http://review.typo3.org/43882


Reviewed-by: Wouter Wolters <typo3@wouterwolters.nl>
Tested-by: Wouter Wolters <typo3@wouterwolters.nl>
Reviewed-by: Bjoern Jacob <bjoern.jacob@tritum.de>
Tested-by: Bjoern Jacob <bjoern.jacob@tritum.de>
Reviewed-by: Markus Klein <markus.klein@typo3.org>
Tested-by: Markus Klein <markus.klein@typo3.org>