Add sphinx-docs job to Monasca projects
Add sphinx-docs job to Monasca projects

Some Monasca projects lack of proper RST documentation convention.

This commit will help us to speed up the fix process by adding sphinx
jobs on those projects.

Story: 2001687

Change-Id: I5029c8a17bcb3232b2032c61078b371879e80f67

openstack-infra/project-config,openstack-infra/project-config