Refactor `HangingIndentation` #506

Job	Run time
Check previous runs	13s
PHPStan (8.4)	35s
Check generated files and formatting	14s
PHPUnit tests (ubuntu-latest, 8.4)	1m 22s
PHPStan (7.4)	29s
PHPUnit tests (windows-latest, 8.4)	2m 13s
PHPUnit tests (macos-latest, 8.4)	1m 54s
PHPUnit tests (ubuntu-latest, 8.3)	1m 24s
PHPUnit tests (ubuntu-latest, 8.2)	1m 23s
PHPUnit tests (ubuntu-latest, 8.1)	1m 37s
PHPUnit tests (ubuntu-latest, 8.0)	1m 19s
PHPUnit tests (ubuntu-latest, 7.4)	1m 12s
Build phar and man page	30s
Test phar (ubuntu-latest, 8.4)	9s
Test phar (windows-latest, 8.4)	37s
Test phar (macos-latest, 8.4)	1m 15s
Test phar (ubuntu-latest, 8.3)	16s
Test phar (ubuntu-latest, 8.2)	8s
Test phar (ubuntu-latest, 8.1)	13s
Test phar (ubuntu-latest, 8.0)	11s
Test phar (ubuntu-latest, 7.4)	11s
Integration tests (laravel/framework, --include-if-php --preset laravel src tests bin)	47s
Integration tests (drupal/drupal, --exclude '/\/(\.git\|\.hg\|\.svn\|_?build\|dist\|vendor\|core\/lib\/...	2m 47s
Integration tests (symfony/symfony, --include-if-php --preset symfony .)	3m 34s
Integration tests (WordPress/WordPress, --include-if-php --preset wordpress .)	1m 11s
	25m 44s

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