fix(legacy): correct linting issues

legacy/application/auth/adapters/FreeIpa.php

@@ -8,10 +8,12 @@ class LibreTime_Auth_Adaptor_FreeIpa implements Zend_Auth_Adapter_Interface
      * @var string
      */
     private $username;
+
     /**
      * @var string
      */
     private $password;
+
     /**
      * @var Application_Model_User
      */

legacy/application/services/PodcastService.php

@@ -253,7 +253,7 @@ class Application_Service_PodcastService
     /**
      * Trims the podcast metadata to fit the table's column max size.
      *
-     * @param $podcastArray
+     * @param PodcastArray &$podcastArray
      */
     private static function validatePodcastMetadata(&$podcastArray)
     {

legacy/application/upgrade/Upgrades.php

@@ -571,6 +571,7 @@ class AirtimeUpgrader300alpha6 extends AirtimeUpgrader
         return '3.0.0-alpha.6';
     }
 }
+
 /**
  * Class AirtimeUpgrader300alpha7.
  *
@@ -590,6 +591,7 @@ class AirtimeUpgrader300alpha7 extends AirtimeUpgrader
         return '3.0.0-alpha.7';
     }
 }
+
 /**
  * Class AirtimeUpgrader300alpha7-1.
  *
@@ -609,6 +611,7 @@ class AirtimeUpgrader300alpha7_1 extends AirtimeUpgrader
         return '3.0.0-alpha.7.1';
     }
 }
+
 /**
  * Class AirtimeUpgrader300alpha7-2.
  *