[BUGFIX] Fix minor CGL error

A minor CGL error slipped through with a patch that has
been merged based on a +1 from bamboo before the
'declare_equal_normalize' php-cs-fixer rule has been
established.
The change should make the bamboo nightly builds green again.

Resolves: #85152
Related: #84720
Releases: master
Change-Id: Iaaf08d429780a12bf38a2865a5ae696a73cfcffb
Reviewed-on: https://review.typo3.org/57123


Tested-by: TYPO3com <no-reply@typo3.com>
Reviewed-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Tested-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Reviewed-by: Mathias Brodala <mbrodala@pagemachine.de>
Tested-by: Mathias Brodala <mbrodala@pagemachine.de>

typo3/sysext/core/Tests/Unit/Cache/Backend/FileBackendTest.php

 <?php
-declare(strict_types=1);
+declare(strict_types = 1);
 
 namespace TYPO3\CMS\Core\Tests\Unit\Cache\Backend;