[BUGFIX] Import Selection with TYPO3 Element Browser

This patch fixes the "Import Selection" link in the element browser.

Resolves: #47322
Releases: master, 6.2
Change-Id: Ic9b7ed37f0bd25d47e6b97036e1244b97b218f3b
Reviewed-on: http://review.typo3.org/39744


Reviewed-by: Andreas Fernandez <typo3@scripting-base.de>
Tested-by: Andreas Fernandez <typo3@scripting-base.de>
Reviewed-by: Markus Klein <markus.klein@typo3.org>
Tested-by: Markus Klein <markus.klein@typo3.org>