now that hypervisor_hostname is getting set in tests, update
api_samples with something better than none
part of blueprint:nova-api-samples
DocImpact
Change-Id: Iaac6a5d2d172eb3c56b64f0dc2a6075a79412712
The generated api_samples aren't used for the tests, they're only
included in git so that they can be synced into the docs. Move them
to the doc/ dir to make that more clear since I keep forgetting.
Change-Id: I0851ac0ee234dc1e8740666716733e05f856ddec