Simplify getReflectionProperty

Author: grachevko

src/Enum.php

@@ -234,12 +234,9 @@ private static function getReflection(): ReflectionClass
 
     private static function getReflectionProperty(string $property): ReflectionProperty
     {
+        self::getReflection();
         $class = static::class;
 
-        if ((self::$properties[$class][$property] ?? null) instanceof ReflectionProperty) {
-            self::getReflection();
-        }
-
         return self::$properties[$class][$property];
     }