Zuul v3: Revert "Add periodic pipeline"
Zuul v3: Revert "Add periodic pipeline"

Revert "Add post-review flag to periodic pipeline"
This reverts commit 9abc262837a45cf9806f48fd0d833563adcb96cc.
This reverts commit 6b56457d02f765d94d024532773b9c7ed5b2fb72.

The pipeline definition is incorrect.

Change-Id: Ib2e40bd9f9769f0aba37403bb9e62780cea05975

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