Updated openstack/openstack
Project: openstack/heat  764f2706d80e3f8ae1c27ff443786786644c5676
null
Rename docker_plugin to docker

Renaming docker to get consistency across contrib package names

Change-Id: Ia02daa4537cf9103b505c9ee4658c014f38d3f1b
Partial-Bug: #1271226