Adding a repository with improper credentials does not properly warn the user.

Created by: rrhyne

• Sourcegraph version: 3.19
• Platform information: Mac / chrome

Steps to reproduce:

1. Add a new GitHub code host and add sourcegraph-testing to the org. Do not provide an auth token. A green success banner should display stating:

Updating repositories. It may take a few moments to clone and index each repository. Repository statuses are displayed below.

2. Search repositories for ‘sourcegraph-testing’ no repositories will be listed.

3. Go to Manage repositories and update the code host you added. Leave the access specified as “token”: “” and click ‘Update repositories’ button.

The following warning will display:

[image:752FEE34-2ADD-4931-9AA1-DBB8CC4F3BED-362-0001045422E64E41/562CC69B-62E2-4117-8D94-4E8DA07C719F.png]

Expected behavior:

When submitting the invalid repository, the warning from the update request is displayed.