[types] add known docblock types to traverseArray(), cleanup no relevant git ignores

Author: TomasVotruba

lib/PhpParser/NodeTraverser.php

@@ -174,9 +174,9 @@ protected function traverseNode(Node $node): void {
     /**
      * Recursively traverse array (usually of nodes).
      *
-     * @param array $nodes Array to traverse
+     * @param Node[] $nodes Array to traverse
      *
-     * @return array Result of traversal (may be original array or changed one)
+     * @return Node[] Result of traversal (may be original array or changed one)
      */
     protected function traverseArray(array $nodes): array {
         $doNodes = [];

phpstan-baseline.neon

@@ -174,18 +174,6 @@ parameters:
 			count: 1
 			path: lib/PhpParser/NodeDumper.php
 
-		-
-			message: '#^Method PhpParser\\NodeTraverser\:\:traverseArray\(\) has parameter \$nodes with no value type specified in iterable type array\.$#'
-			identifier: missingType.iterableValue
-			count: 1
-			path: lib/PhpParser/NodeTraverser.php
-
-		-
-			message: '#^Method PhpParser\\NodeTraverser\:\:traverseArray\(\) return type has no value type specified in iterable type array\.$#'
-			identifier: missingType.iterableValue
-			count: 1
-			path: lib/PhpParser/NodeTraverser.php
-
 		-
 			message: '#^Access to an undefined property PhpParser\\Node\:\:\$attrGroups\.$#'
 			identifier: property.notFound