removing unneccessary state accessor initialization in costructor as …

…it collides with array loaders ability to use new state accessor logic

src/Finite/StateMachine/StateMachine.php

@@ -77,7 +77,7 @@ public function __construct(
     ) {
         $this->object = $object;
         $this->dispatcher = $dispatcher ?: new EventDispatcher();
-        $this->stateAccessor = $stateAccessor ?: new PropertyPathStateAccessor();
+        $this->stateAccessor = $stateAccessor;
     }
 
     /**