Remove nodepool legacy jobs from project
Remove nodepool legacy jobs from project

These are now totally contained within the nodepool repo. Change ID
I42ee70ee08e4e7ea395d7a4f50061fcb4818913e removes the job definitions.
The zuul project also uses the in-repo version of the
nodepool-zuul-functional job.

Change-Id: Ibf893aaacfe7ec9ea82d829177cbc233516fcae9
Needed-By: I42ee70ee08e4e7ea395d7a4f50061fcb4818913e

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