make RectorNodeTraverser immutable

Author: TomasVotruba

phpstan.neon

@@ -374,27 +374,11 @@ parameters:
 
         # copied from /vendor, to keep as original as possible
         -
-<<<<<<< HEAD
-=======
-            identifier: missingType.iterableValue
-            path: src/PhpParser/NodeTraverser/RectorNodeTraverser.php
-        -
->>>>>>> 9bcc8ab53a ([int] merge AbstractImmutableNodeTraverser and RectorNodeTraverser as sole child and tight design)
             identifier: symplify.noDynamicName
             path: src/PhpParser/NodeTraverser/RectorNodeTraverser.php
-        -
-            identifier: offsetAccess.nonArray
-<<<<<<< HEAD
-            path: src/PhpParser/NodeTraverser/AbstractImmutableNodeTraverser.php
 
-=======
-            path: src/PhpParser/NodeTraverser/RectorNodeTraverser.php
-        -
-            message: '#Property PhpParser\\Node\\Stmt\\ClassMethod\:\:\$stmts \(array<PhpParser\\Node\\Stmt>\|null\) does not accept array<PhpParser\\Node>#'
-            path: scripts/create-immutable-node-visitor.php
->>>>>>> bb4e608ca7 ([int] merge AbstractImmutableNodeTraverser and RectorNodeTraverser as sole child and tight design)
         -
-            message: '#Property Rector\\PhpParser\\NodeTraverser\\AbstractImmutableNodeTraverser\:\:\$visitors \(list<PhpParser\\NodeVisitor>\) does not accept array<int\|string, PhpParser\\NodeVisitor>#'
+            identifier: offsetAccess.nonArray
             path: src/PhpParser/NodeTraverser/RectorNodeTraverser.php
 
         # false positive