MAGETWO-53410: [GitHUB] Constant critical errors in system.log

- Fixes for failed unit tests on Bamboo

Author: Dmytro Vilchynskyi

lib/internal/Magento/Framework/View/Test/Unit/Layout/ScheduledStructure/HelperTest.php

@@ -181,7 +181,7 @@ public function testScheduleElementLog($loggerExpects, $stateMode)
             ->method('getMode')
             ->willReturn($stateMode);
         $this->loggerMock->expects($loggerExpects)
-            ->method('critical')
+            ->method('info')
             ->with(
                 "Broken reference: the '{$key}' element cannot be added as child to '{$parentName}', " .
                 'because the latter doesn\'t exist'