Attempting to create a workspace that already exists throws Bad Request.

[florind-ens]

Expected Behaviour

The user should be informed of why the request failed.

Actual Behaviour

A generic Bad Request error is thrown which doesn't provide enough info about the error.

Reproduce Scenario (including but not limited to)

Create a workspace with a name that already exists.

Steps to Reproduce

Platform and Version

Sample Code that illustrates the problem

Logs taken while reproducing problem

[aiojbot]

JIRA issue created: https://jira.corp.adobe.com/browse/ACNA-4456