[BUGFIX] Correct variable to fix less parsing

Resolves: #71368
Releases: master
Change-Id: I93f4f505055a5cbc23107bc8c7e00f7d09a336a8
Reviewed-on: https://review.typo3.org/44574


Reviewed-by: Wouter Wolters <typo3@wouterwolters.nl>
Tested-by: Wouter Wolters <typo3@wouterwolters.nl>
Reviewed-by: Andreas Fernandez <typo3@scripting-base.de>
Tested-by: Andreas Fernandez <typo3@scripting-base.de>

Build/Resources/Public/Less/TYPO3/_wizard_localization.less

-@option-margin-horizontal: @padding-small-horizontal;
+@option-margin-bottom: @padding-small-horizontal;
 
 .localization-wizard {
 	.option {