Transient failure in spec/helpers/application_helper_spec.rb

As seen in https://gitlab.com/gitlab-org/gitlab-ce/-/jobs/20966532:

  1) ApplicationHelper#support_url when alternate support url is specified returns the alternate support url
     Failure/Error: expect(helper.support_url).to eq(alternate_url)

       expected: "http://company.example.com/getting-help"
            got: "https://about.gitlab.com/getting-help/"

       (compared using ==)
     # ./spec/helpers/application_helper_spec.rb:299:in `block (4 levels) in <top (required)>'
     # ./spec/spec_helper.rb:90:in `block (2 levels) in <top (required)>'

Finished in 18 minutes 32 seconds (files took 10.91 seconds to load)
1139 examples, 1 failure

Failed examples:

rspec ./spec/helpers/application_helper_spec.rb:298 # ApplicationHelper#support_url when alternate support url is specified returns the alternate support url