To support arbitrary doc directories like we need for install-guide and
deploy-guide, we need to name that. The previous change had an error
where we used a complete wrong path, fix this.
This needs changes for install-guide and deploy-guide publishing.
Needed-By: I708dab3119bb4b167b4ae68eb7fa575fa96e7984
Change-Id: Ib9c28eeea6c369f4ccad50c0672eee4f91b4370a