Fixes PHP7.4 deprecated nested ternary operators (OpenMage#1393)

* Fixes PHP7.4 deprecated nested ternary operators

* Update lib/Zend/Service/Console/Command.php

Co-authored-by: Ng Kiat Siong <[email protected]>

Co-authored-by: Ng Kiat Siong <[email protected]>

Author: sreichel

lib/Zend/Service/Console/Command.php

@@ -220,8 +220,8 @@ protected static function _buildModel()
 
 			for ($hi = 0; $hi < count($handlers); $hi++) {
 				$handler = $handlers[$hi];
-				$handlerDescription = isset($handlerDescriptions[$hi]) ? $handlerDescriptions[$hi] : isset($handlerDescriptions[0]) ? $handlerDescriptions[0] : '';
-				$handlerDescription = str_replace('\r\n', "\r\n", $handlerDescription);
+                $handlerDescription = $handlerDescriptions[$hi] ?? $handlerDescriptions[0] ?? '';
+                $handlerDescription = str_replace('\r\n', "\r\n", $handlerDescription);
 				$handlerDescription = str_replace('\n', "\n", $handlerDescription);
 
 				$handlerModel = (object)array(