avoid spreadding mixed type in ClassMethodArrayDocblockParamFromLocalCallsRector (#7335)

Author: TomasVotruba

rules-tests/TypeDeclarationDocblocks/Rector/Class_/ClassMethodArrayDocblockParamFromLocalCallsRector/Fixture/mixed_from_unserialize.php.inc

@@ -0,0 +1,15 @@
+<?php
+
+namespace Rector\Tests\TypeDeclarationDocblocks\Rector\Class_\ClassMethodArrayDocblockParamFromLocalCallsRector\Fixture;
+
+final class SkipMixed
+{
+    public function go(array $mixed)
+    {
+        $this->run($mixed);
+    }
+
+    private function run(array $items)
+    {
+    }
+}

rules-tests/TypeDeclarationDocblocks/Rector/Class_/ClassMethodArrayDocblockParamFromLocalCallsRector/Fixture/skip_mixed.php.inc

@@ -7,6 +7,7 @@
 use PhpParser\Node;
 use PhpParser\Node\Stmt\Class_;
 use PHPStan\PhpDocParser\Ast\PhpDoc\ParamTagValueNode;
+use PHPStan\Type\MixedType;
 use PHPStan\Type\Type;
 use Rector\BetterPhpDocParser\PhpDocInfo\PhpDocInfoFactory;
 use Rector\PhpParser\NodeFinder\LocalMethodCallFinder;
@@ -111,6 +112,9 @@ public function refactor(Node $node): ?Node
                 if (! $resolvedParameterType instanceof Type) {
                     continue;
                 }
+                if ($resolvedParameterType instanceof MixedType) {
+                    continue;
+                }
 
                 $hasClassMethodChanged = $this->nodeDocblockTypeDecorator->decorateGenericIterableParamType(
                     $resolvedParameterType,