CH-240 fix workflows regression

Author: filippomc

libraries/cloudharness-common/cloudharness/utils/config.py

@@ -70,7 +70,7 @@ def get_registry_name(cls):
 
     @classmethod
     def get_registry_secret(cls):
-        return cls.get_configuration()['registry']['secret']
+        return cls.get_configuration()['registry']['secret']['name']
 
     @classmethod
     def is_secured(cls):