[BUGFIX] Prevent escaping in scheduler Template

As the label can contain HTML tags, escaping must be prevented.

Resolves: #76491
Releases: master
Change-Id: I99b2f67c3dba69712f36a1c1a38c143ad9d66ea2
Reviewed-on: https://review.typo3.org/48478


Reviewed-by: Nicole Cordes <typo3@cordes.co>
Tested-by: Nicole Cordes <typo3@cordes.co>
Reviewed-by: Wouter Wolters <typo3@wouterwolters.nl>
Reviewed-by: Joerg Boesche <typo3@joergboesche.de>
Tested-by: Joerg Boesche <typo3@joergboesche.de>
Reviewed-by: Susanne Moog <typo3@susannemoog.de>
Tested-by: Susanne Moog <typo3@susannemoog.de>