fix(export): add dependency injector

www/class/centreon-clapi/centreonEngineCfg.class.php

@@ -292,6 +292,7 @@ class CentreonEngineCfg extends CentreonObject
                 $this->object->getPrimaryKey() => $filter_id
                 );
         }
+
         $elements = $this->object->getList("*", -1, 0, null, null, $filters, "AND");
         $tpObj = new \Centreon_Object_Timeperiod($this->dependencyInjector);
         foreach ($elements as $element) {