[TASK] notification email address on verifications should be an array.

[JoernBerkefeld]

preDeploy

metadata.notificationEmailAddress = metadata.notificationEmailAddress ? (Array.isArray(metadata.notificationEmailAddress)
            ? metadata.notificationEmailAddress.map((item) => item.trim()).join(',')
            : metadata.notificationEmailAddress ) : "";

postRetrieve

 metadata.notificationEmailAddress = metadata.notificationEmailAddress ? 
            .split(',')
            .map((item) => item.trim()) ; [];