Description of problem:

Adding Automation Template on ACM produces an error even after upgrading to ACM 2.13.3.

Version-Release number of selected component (if applicable):

2.13.3

How reproducible:

Always

Steps to Reproduce:

1.   Have a proxy and set both PROXY and NO_PROXY
2.   Add an ansible controller credential
3.   Try to create an automation template

Actual results:

"The credential returned an error response from Ansible Tower. Please review the host and token."

Expected results:

Additional info:

Works in ACM 2.11.
HAR file shows the POST to `multicloud/ansibletower` via `multicloud/infrastructure/automations/add` getting hit with a ERR_UNEXPECTED_PROXY_AUTH in the same way as https://issues.redhat.com/browse/ACM-20600