[TASK] CGL Cleanup: Fix TYPO3.Strings.ConcatenationSpacing-Sniff

Resolves: #60878
Releases: 6.3
Change-Id: I2cc8ec067adcc66bdd589104d03f20c385e52e99
Reviewed-on: http://review.typo3.org/32071
Reviewed-by: Wouter Wolters <typo3@wouterwolters.nl>
Tested-by: Wouter Wolters <typo3@wouterwolters.nl>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>