[5.4] Add deleted files from PRs joomla#45648 and joomla#45687 (joomla#45718)

Author: richard67

administrator/components/com_admin/script.php

@@ -2470,6 +2470,9 @@ public function deleteUnexistingFiles($dryRun = false, $suppressOutput = false)
             '/libraries/vendor/algo26-matthias/idna-convert/compose.yml',
             '/libraries/vendor/algo26-matthias/idna-convert/src/Exception/Std3AsciiRulesViolationException.php',
             '/libraries/vendor/algo26-matthias/idna-convert/src/TranscodeUnicode/ByteLengthTrait.php',
+            // From 5.4.0-alpha2 to 5.4.0-alpha3
+            '/administrator/modules/mod_menu/mod_menu.php',
+            '/modules/mod_random_image/mod_random_image.php',
         ];
 
         $folders = [