Correct return type to match functionality #43644

Job	Run time
PHP 8.2 - PHPUnit 10.5 - prefer-lowest - Windows	2m 19s
PHP 8.2 - PHPUnit 10.5.12 - prefer-lowest	1m 49s
PHP 8.2 - PHPUnit 10.5 - prefer-stable - Windows	2m 19s
PHP 8.2 - PHPUnit 10.5.12 - prefer-stable	1m 46s
PHP 8.2 - PHPUnit 11.3.2 - prefer-lowest	1m 51s
PHP 8.2 - PHPUnit 11.0.1 - prefer-lowest - Windows	2m 19s
PHP 8.2 - PHPUnit 11.3.2 - prefer-stable	1m 46s
PHP 8.2 - PHPUnit 11.0.1 - prefer-stable - Windows	2m 22s
PHP 8.3 - PHPUnit 10.5.12 - prefer-lowest	1m 52s
PHP 8.3 - PHPUnit 10.5 - prefer-lowest - Windows	2m 28s
PHP 8.3 - PHPUnit 10.5.12 - prefer-stable	1m 44s
PHP 8.3 - PHPUnit 10.5 - prefer-stable - Windows	2m 22s
PHP 8.3 - PHPUnit 11.3.2 - prefer-lowest	1m 56s
PHP 8.3 - PHPUnit 11.0.1 - prefer-lowest - Windows	2m 24s
PHP 8.3 - PHPUnit 11.3.2 - prefer-stable	1m 45s
PHP 8.3 - PHPUnit 11.0.1 - prefer-stable - Windows	2m 33s
PHP 8.4 - PHPUnit 10.5.12 - prefer-lowest	1m 51s
PHP 8.4 - PHPUnit 10.5 - prefer-stable - Windows	2m 17s
PHP 8.4 - PHPUnit 10.5.12 - prefer-stable	1m 45s
PHP 8.4 - PHPUnit 11.0.1 - prefer-stable - Windows	2m 31s
PHP 8.4 - PHPUnit 11.3.2 - prefer-lowest	1m 47s
PHP 8.4 - PHPUnit 11.3.2 - prefer-stable	1m 44s
	45m 30s

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