add a new .gitreview file

Change-Id: I7ed7c1e835c2d6df53b22a2df0bbd3c8b00eb955
Fix Schema_86 to use correct UUID for Change Owner group

The constant UUID must be used, not a generated UUID.

upstream change: https://gerrit-review.googlesource.com/#/c/52460/

Change-Id: I83e330b999f32794fa051f6325528962a9a8e9fd
Merge "add a new .gitreview file" into openstack/2.8.3