[BUGFIX] Break word without spaces in SystemInformation toolbar item

When dealing with a PHP version like "7.0.4-6+deb.sury.org~trusty+5"
the text overflow the box. Put a word-wrap: break-word; on the dd-tag.

Resolves: #75234
Releases: master,7.6
Change-Id: I0df5f13bfd2d66e8c85eb28f06c248bdca93a182
Reviewed-on: https://review.typo3.org/47363


Reviewed-by: Michael Oehlhof <typo3@oehlhof.de>
Tested-by: Michael Oehlhof <typo3@oehlhof.de>
Reviewed-by: Andreas Fernandez <typo3@scripting-base.de>
Tested-by: Andreas Fernandez <typo3@scripting-base.de>