Description issue: User is not able to change credential reference attribute for mail server. In order to change credential reference attribute, user has to either fill the clear-text attribute, or set alias and store attributes. Unfortunately, when he tries to do so, he is greeted with an error notification. This may be caused for management operations underneath.
Upstream issue: HAL-1760 - Editing credential reference for mail server is not working
Description issue: User is not able to change credential reference attribute for mail server. In order to change credential reference attribute, user has to either fill the clear-text attribute, or set alias and store attributes. Unfortunately, when he tries to do so, he is greeted with an error notification. This may be caused for management operations underneath.
Link to test run: https://main-jenkins-csb-eapcpqe.apps.ocp4.prod.psi.redhat.com/job/eap-74x-hal-3-basic-standalone/15/
Pull request contains test for this issue and one added method to MailPage class for other navigate.