MDS API 401 "Bad credentials" responses do not include `WWW-Authenticate` header

[codycooperross]

Describe the bug

When sending a request with incorrect credentials, the MDS API returns a 401 response without an WWW-Authenticate header.

Expected Behaviour

A WWW-Authenticate header should accompany a 401 response caused by authentication issues.

Current Behaviour

A WWW-Authenticate header is not included.

Steps to Reproduce

Make a valid request to the MDS API with incorrect credentials.

Context (Environment)

Screenshots

Further details

Proposal

Hypothesis

Possible Implementation

Front conversations