phpcbf: fix SlevomatCodingStandard.Classes.ParentCallSpacing

PHPCBF RESULT SUMMARY
----------------------------------------------------------------------
FILE                                                  FIXED  REMAINING
----------------------------------------------------------------------
src/Model/ChangeStreamIterator.php                    2      0
----------------------------------------------------------------------
A TOTAL OF 2 ERRORS WERE FIXED IN 1 FILE
----------------------------------------------------------------------

Time: 7.86 secs; Memory: 10MB

Author: jmikola

src/Model/ChangeStreamIterator.php

@@ -199,6 +199,7 @@ public function next(): void
 
         try {
             parent::next();
+
             $this->onIteration(! $getMore);
         } finally {
             if ($getMore) {
@@ -217,6 +218,7 @@ public function rewind(): void
         }
 
         parent::rewind();
+
         $this->onIteration(false);
     }