Apply fixes from StyleCI

Author: StyleCIBot

tests/UnderscoreCollectionTest.php

@@ -45,6 +45,7 @@ public function test_array_json_props()
 
     /**
      * @expectedException \PHPUnit\Framework\Error\Notice
+     *
      * @expectedExceptionMessage Undefined offset: 5
      */
     public function test_get()