fix(dead-code): preserve generic `@return` tags in `RemoveReturnTagIn… #33207

Job	Run time
PHPStan	59s
Finalize classes	22s
Avoid duplicate short class names	19s
Compatible PHPStan versions	21s
Check fixture classes are different to nodes	21s
Preload php-parser Order	18s
Help and Version	21s
Run with Space in Directory	25s
PHP Linter	29s
Check no "*.php" files in rules Fixture directory	36s
Validate rule definitions	35s
Commented Code	23s
Run StructArmed	20s
Active Classes	18s
Check before/after test fixture on no-changes	19s
Composer Validate	34s
	7m 0s

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