[DOCS] Fixes PHP syntax in snippet

No semicolon after method argument is needed/allowed.

Releases: main, 12.4
Resolves: #102888
Change-Id: Ib04783dc487456df88d5b42ae68882ab8c34eb67
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/82573


Tested-by: Christian Kuhn <lolli@schwarzbu.ch>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>
Tested-by: core-ci <typo3@b13.com>