Before this change, Ironic was required to send
`ipa-advertise-protocol=https` with pxe parameters to make this
code work.
Instead, ensure we *always* advertise https, via static ramdisk
configuration, when TLS is enabled.
Change-Id: I1c0bc85aefe592a2a614f60112a8982e0f03fcf7
Without this spelled properly, DIB does not run the pre
finalization script, rendering the feature nonfunctional.
Change-Id: Ided93ad85f6a71c2b7679a329404a575b9d90d61