Merge pull request z-song#4266 from z-song/analysis-PxxA2Y

Apply fixes from StyleCI

Author: z-song

src/Traits/ShouldSnakeAttributes.php

@@ -31,4 +31,4 @@ public function shouldSnakeAttributes()
 
         return static::$snakeAttributes = $class::$snakeAttributes;
     }
-}
+}