Getting "PulpRpmClient::ApiError: the server returns an error HTTP status code: 403 Response headers" when refreshing manifest or synchronizing repositories.

Issue

• Syncing the Red Hat repositories or manifest refresh task fails with the following error:

  PulpRpmClient::ApiError
  
  Error message: the server returns an error HTTP status code: 403 Response headers: {"Date"=>"xxxxxxxxxx", "Server"=>"gunicorn", "Content-Type"=>"application/json", "Vary"=>"Accept,Cookie", "Allow"=>"GET, PUT, PATCH, DELETE, HEAD, OPTIONS", "X-Frame-Options"=>"DENY", "Content-Length"=>"xxxx", "X-Content-Type-Options"=>"nosniff", "Referrer-Policy"=>"same-origin", "Correlation-ID"=>"xxxxxxxxxx", "Access-Control-Expose-Headers"=>"Correlation-ID", "Via"=>"1.1 satellite.example.com"} Response body: {"detail":"Authentication credentials were not provided."}