Fix phpstan-issues #331

Job	Run time
Quality control	43s
PHP-Linter (8.5) / linter	15s
PHP-Linter (8.3) / linter	12s
Linter / ecmascript-linter	15s
Linter / json-linter	28s
PHP-Linter (8.2) / linter	13s
Linter / yaml-linter	7s
PHP-Linter (8.4) / linter	9s
Linter / style-linter	0s
Unit tests, PHP 8.3, ubuntu-latest	27s
Unit tests, PHP 8.5, ubuntu-latest	23s
Unit tests, PHP 8.3, windows-latest	1m 0s
Unit tests, PHP 8.2, ubuntu-latest	25s
Unit tests, PHP 8.4, windows-latest	53s
Unit tests, PHP 8.2, windows-latest	1m 4s
Unit tests, PHP 8.5, windows-latest	1m 3s
Unit tests, PHP 8.4, ubuntu-latest	20s
Security checks	25s
Code coverage	7s
Cleanup artifacts	5s
	8m 34s

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