Fix schema validation error message

The schema validation error messages should be updated to include connector names as well as IDs. For example:

20100203,10:43:00,An entity failed validation.,Adapter,Warning,The entity d8569f97-658b-4f4f-8764-9bb9dce3cf0f on connector cb5776a7-948e-456e-bf90-79881424e2eb failed validation 2 times for the following reasons: The field mailType with value WSS is not specified in the schema.; MAIL_TYPE is a required field and is not present.,Normal

Does not include the name of the connector.