Remove vestigate HUDSON_PUBLISH_DOCS reference
Remove vestigate HUDSON_PUBLISH_DOCS reference

This isn't actually used (and in swift is commented out already)
and is a leftover from a thing we did about seven years ago.

Change-Id: I9889bcfd29054f14679ae7430b077ad3afb25b98

openstack/swift,tipabu/swift,tipabu/swift,swiftstack/swift,nadeemsyed/swift,matthewoliver/swift,smerritt/swift,tipabu/swift,matthewoliver/swift,smerritt/swift,swiftstack/swift,matthewoliver/swift,openstack/swift,nadeemsyed/swift,nadeemsyed/swift,swiftstack/swift,openstack/swift,tipabu/swift,nadeemsyed/swift,smerritt/swift,openstack/swift,matthewoliver/swift,smerritt/swift