Fix phpstan-issues #495

Job	Run time
PHP-Linter (8.4) / linter	13s
Linter / yaml-linter	8s
Linter / json-linter	29s
PHP-Linter (8.5) / linter	12s
PHP-Linter (8.3) / linter	10s
Linter / ecmascript-linter	-1s
Linter / style-linter	-1s
Unit tests, PHP 8.4, ubuntu-latest	30s
Unit tests, PHP 8.5, windows-latest	1m 20s
Unit tests, PHP 8.5, ubuntu-latest	30s
Unit tests, PHP 8.3, ubuntu-latest	30s
Unit tests, PHP 8.3, windows-latest	1m 30s
Unit tests, PHP 8.4, windows-latest	1m 39s
Quality control	41s
Code coverage	7s
Security checks	23s
Cleanup artifacts	5s
	8m 25s

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