Merge branch 'ent-7703-error-en-update-manager-online-en-open' into 'develop'

Avoid using old data when parsing progress

See merge request artica/pandorafms!4206

pandora_console/godmode/um_client/lib/UpdateManager/Client.php

@@ -2239,6 +2239,11 @@ class Client
             return [];
         }
 
+        if (is_array($progress) === false) {
+            // Old data.
+            return [];
+        }
+
         return $progress;
     }