feature: remove @return void from magic methods #31885

Job	Run time
Composer Validate	16s
Help and Version	18s
Run with Space in Directory	18s
Preload php-parser Order	24s
Commented Code	23s
PHP Linter	30s
Check fixture classes are different to nodes	21s
Finalize classes	25s
Active Classes	28s
Check no "*.php" files in rules Fixture directory	26s
Detect composer dependency issues	20s
PHPStan	1m 48s
Check before/after test fixture on no-changes	17s
Compatible PHPStan versions	23s
	6m 37s

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