feature: remove @return void from magic methods #31887

Job	Run time
Composer Validate	23s
Commented Code	22s
PHPStan	1m 32s
Help and Version	22s
PHP Linter	28s
Check before/after test fixture on no-changes	16s
Compatible PHPStan versions	22s
Preload php-parser Order	16s
Run with Space in Directory	24s
Finalize classes	21s
Check fixture classes are different to nodes	21s
Active Classes	25s
Check no "*.php" files in rules Fixture directory	26s
Detect composer dependency issues	19s
	6m 17s

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