Issue Summary

When a user tries to update their Full Name or Public Name, the changes are not saved

This issue has been tested on the cloud. 

Steps to Reproduce

1. Go to https://id.atlassian.com/manage-profile/
   
2. Change the public name to something else. 
   
3. Once the change is done, hit enter. A notification appears saying the name has been changed
   
4. The public name is not actually changed. It reverts to the old name.

Expected Results

The Public name should be updated

Actual Results

The change is reverted

Workaround

Currently, there is no known workaround for this behaviour.