chore: improve PHPDoc typehints #9549

Job	Run time
PHP 7.4 Fixer with lowest deps	1m 23s
PHP 7.4 tests with lowest deps	2m 37s
PHP 8.0 Fixer	1m 15s
PHP 8.0 tests	2m 30s
PHP 8.1 Fixer with Symfony ^6	1m 25s
PHP 8.1 tests with Symfony ^6	3m 13s
PHP 8.2 Fixer	1m 13s
PHP 8.2 tests	2m 58s
PHP 8.3 Fixer	1m 17s
PHP 8.3 tests	2m 53s
PHP 8.3 Fixer with migration rules	2m 17s
PHP 8.3 tests with migration rules	4m 1s
PHP 8.3 Fixer with Symfony ^7	1m 30s
PHP 8.3 tests with Symfony ^7	3m 13s
PHP 8.3 code coverage	3m 49s
PHP 8.3 mutation tests	30s
PHP 8.3 Fixer on Windows	2m 28s
PHP 8.3 tests on Windows	2m 18s
PHP 8.3 Fixer on macOS	2m 10s
PHP 8.3 tests on macOS	1m 49s
PHP 8.4 Fixer	1m 13s
PHP 8.4 tests	3m 58s
Deployment checks (ubuntu-20.04, 8.2)	30s
	50m 30s

Provide feedback