Update phplrt-runtime to 4.2.4.1

The recursive descent interpreter is faster: about 6% fewer instructions when
parsing regexes, with identical results.

Amp-Thread-ID: https://ampcode.com/threads/T-01a17820-94d1-75c8-9206-2e802d9c0556

Author: ondrejmirtes

composer.json

@@ -34,7 +34,7 @@
 		"ondrejmirtes/better-reflection": "6.75.0.3",
 		"ondrejmirtes/composer-attribute-collector": "^1.2.0",
 		"ondrejmirtes/php-merge": "^4.1",
-		"ondrejmirtes/phplrt-runtime": "4.2.4.0",
+		"ondrejmirtes/phplrt-runtime": "4.2.4.1",
 		"phpstan/php-8-stubs": "0.4.43",
 		"phpstan/phpdoc-parser": "2.3.7",
 		"react/child-process": "^0.7",