Use buttons instead of span tags to make the module more accessible.

Resolves: #90872
Releases: master
Change-Id: Id183fa8de13ec3bea992cb9cdbe851127b1bc15c
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/64000


Tested-by: TYPO3com <noreply@typo3.com>
Tested-by: Jonas Eberle <flightvision@googlemail.com>
Tested-by: Oliver Bartsch <bo@cedev.de>
Tested-by: Andreas Fernandez <a.fernandez@scripting-base.de>
Reviewed-by: Jonas Eberle <flightvision@googlemail.com>
Reviewed-by: Guido Schmechel <guido.schmechel@brandung.de>
Reviewed-by: Oliver Bartsch <bo@cedev.de>
Reviewed-by: Andreas Fernandez <a.fernandez@scripting-base.de>