ReadOnlyPropertyRector false positive

[stemis]

Bug Report

Subject	Details
Rector version	e.g. v0.18.10 (invoke vendor/bin/rector --version)

Property is promoted to readonly while it's being mutated.

Minimal PHP Code Causing Issue

final class Retry
{
    private $handler;

    public function __construct(callable $handler, private int $maxRetriesLeft)
    {
        $this->handler = $handler;
    }

    public function __invoke(): void
    {
        $this->retry();
    }


    private function retry(): void
    {
        $this->maxRetriesLeft--;
    }
}

1 file with changes
===================

1) app/Services/Clients/Middlewares/Retry.php:9

    ---------- begin diff ----------
@@ @@
 {
     private $handler;

-    public function __construct(callable $handler, private int $maxRetriesLeft)
+    public function __construct(callable $handler, private readonly int $maxRetriesLeft)
     {
         $this->handler = $handler;
     }
    ----------- end diff -----------

Applied rules:
 * ClassPropertyAssignToConstructorPromotionRector (https://wiki.php.net/rfc/constructor_promotion https://github.com/php/php-src/pull/5291)
 * ReadOnlyPropertyRector (https://wiki.php.net/rfc/readonly_properties_v2)

Expected Behaviour

It shouldn't touch it. It's being used in a function