Changed variable name for codacy quality review

Author: ccasciotti

app/code/Magento/Indexer/Test/Unit/Model/IndexerTest.php

@@ -164,11 +164,11 @@ public function testGetLatestUpdated($getViewIsEnabled, $getViewGetUpdated, $get
                 }
             }
         } else {
-            $actualGetLatestUpdated = $this->model->getLatestUpdated();
-            $this->assertEquals($getStateGetUpdated, $actualGetLatestUpdated);
+            $getLatestUpdated = $this->model->getLatestUpdated();
+            $this->assertEquals($getStateGetUpdated, $getLatestUpdated);
 
             if ($getStateGetUpdated === null) {
-                $this->assertNotNull($actualGetLatestUpdated);
+                $this->assertNotNull($getLatestUpdated);
             }
         }
     }