clean up array_values() on StmtKeyNodeVisitor

[samsonasik]

Already covered previously on indexer

rector-src/src/NodeTypeResolver/PHPStan/Scope/PHPStanNodeScopeResolver.php

Lines 162 to 168 in 3e414f3

	// on refresh, early reindex node attributes
	// due to PHPStan doing printing internally on process nodes
	// using reindex via NodeVisitor on purpose to ensure reindex happen even on deep node changed
	if ($formerMutatingScope instanceof MutatingScope) {
	$nodeTraverser = new NodeTraverser(new ReIndexNodeAttributeVisitor());
	$stmts = $nodeTraverser->traverse($stmts);
	}

On refresh process.

On early scan, index always start from 0.

[samsonasik]

Closing for now, not really different. Avoid future unwanted behaviour.