Bugfixes 🐛

• Fix ArrayCountValuesDynamicReturnTypeExtension (#4618), thanks @VincentLanglet!
• Make processStmtNodesInternal synchronous despite Fibers & Deep-clone synthetic nodes before processing (#4793), #13980, #13983, #13987, #13982, #13978, #13989

Internals 🔍

• RuleTestCase - sort actual and expected errors before comparing (#4790)
• Revert "Keep errors ordering even when nodeCallback executed out of order" (#4790)
• narrowMethodScopeFromConstructor parameter no longer needed because RuleTestCase sorts the errors (#4790)
• Prevent unnecessary work around parametersAcceptor->getParameters() call-sites (#4792), thanks @staabm!