Fix return type in Dummy class

Author: smnandre

src/LiveComponent/tests/Unit/Attribute/AsLiveComponentTest.php

@@ -155,7 +155,7 @@ class DummyLiveComponent
     #[PostHydrate]
     #[LiveListener('event_name')]
     #[LiveAction]
-    public function method(): true
+    public function method(): bool
     {
         return true;
     }