[BUGFIX] Remove last call to wrapLabels

Make editing of the entire TypoScript template record possible by
removing the last remaining call to FormEngine::wrapLabels().

Resolves: #61915
Releases: master
Change-Id: I5d7b70df3b5352e9e2c781cfa2f5d33cb27ad798
Reviewed-on: http://review.typo3.org/32989
Reviewed-by: Jigal van Hemert <jigal.van.hemert@typo3.org>
Tested-by: Jigal van Hemert <jigal.van.hemert@typo3.org>