[BUGFIX] Suggest wizard inserts correct items again

The patch for #70463 introduced a regression which caused
added elements to include HTML markup.

Resolves: #76286
Releases: master, 7.6
Change-Id: I596602b03fd65f2e8d95171c2f2f79ff57006f14
Reviewed-on: https://review.typo3.org/48277


Reviewed-by: Wouter Wolters <typo3@wouterwolters.nl>
Tested-by: Wouter Wolters <typo3@wouterwolters.nl>
Reviewed-by: Johannes Kasberger <johannes.kasberger@reelworx.at>
Tested-by: Johannes Kasberger <johannes.kasberger@reelworx.at>
Reviewed-by: Markus Klein <markus.klein@typo3.org>
Tested-by: Markus Klein <markus.klein@typo3.org>