Fix propel datacollector

Fix error in profiler on the Propel panel

```
An exception has been thrown during the rendering of a template ("Propel\Bundle\PropelBundle\DataCollector\PropelDataCollector::getQueries(): Return value must be of type array, Symfony\Component\VarDumper\Cloner\Data returned").
```

DataCollector/PropelDataCollector.php

@@ -93,7 +93,7 @@ public function getTime()
      */
     private function buildQueries(): array
     {
-        return $this->logger->getQueries();
+        return iterator_to_array($this->data['queries'], false);
     }
 
     /**