Refactor `HangingIndentation` #505

Job	Run time
Check previous runs	9s
Check generated files and formatting	13s
PHPStan (8.4)	28s
PHPUnit tests (ubuntu-latest, 8.4)	1m 22s
PHPStan (7.4)	29s
PHPUnit tests (windows-latest, 8.4)	2m 11s
PHPUnit tests (macos-latest, 8.4)	1m 55s
PHPUnit tests (ubuntu-latest, 8.3)	1m 21s
PHPUnit tests (ubuntu-latest, 8.2)	1m 21s
PHPUnit tests (ubuntu-latest, 8.1)	1m 25s
PHPUnit tests (ubuntu-latest, 8.0)	1m 19s
PHPUnit tests (ubuntu-latest, 7.4)	1m 11s
Build phar and man page	33s
Test phar (ubuntu-latest, 8.4)	16s
Test phar (windows-latest, 8.4)	34s
Test phar (macos-latest, 8.4)	1m 6s
Test phar (ubuntu-latest, 8.3)	11s
Test phar (ubuntu-latest, 8.2)	13s
Test phar (ubuntu-latest, 8.1)	13s
Test phar (ubuntu-latest, 8.0)	11s
Test phar (ubuntu-latest, 7.4)	14s
Integration tests (laravel/framework, --include-if-php --preset laravel src tests bin)	50s
Integration tests (drupal/drupal, --exclude '/\/(\.git\|\.hg\|\.svn\|_?build\|dist\|vendor\|core\/lib\/...	2m 50s
Integration tests (symfony/symfony, --include-if-php --preset symfony .)	3m 46s
Integration tests (WordPress/WordPress, --include-if-php --preset wordpress .)	1m 15s
	25m 36s

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