Addes fixes for xtags entities test case

Author: atishgoswami

app/code/Magento/Catalog/Test/Unit/Block/Product/ListProductTest.php

@@ -192,7 +192,7 @@ public function testGetIdentities()
             ->will($this->returnValue($this->toolbarMock));
 
         $this->assertEquals(
-            [$productTag, $categoryTag],
+            [$categoryTag, $productTag],
             $this->block->getIdentities()
         );
         $this->assertEquals(