feature: remove @return void from magic methods #31882

Job	Run time
Run with Space in Directory	19s
Finalize classes	38s
Active Classes	26s
Detect composer dependency issues	21s
Preload php-parser Order	22s
Composer Validate	29s
Commented Code	16s
Check fixture classes are different to nodes	21s
PHPStan	1m 38s
Check before/after test fixture on no-changes	17s
Help and Version	23s
Check no "*.php" files in rules Fixture directory	29s
Compatible PHPStan versions	22s
PHP Linter	34s
	6m 55s

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