Release os-brick for Yoga-1 milestone

This is a library release for os-brick for the Yoga-1
milestone. This repository contains commits that have not been releases
for this cycle yet.

If the team is ready to process with this release, please leave a +1
to indicate we should go ahead with the release.

If the team needs more time for things about to merge, or if there is
some other reason a release should not be done at this time, please
leave a -1 with a comment indicating the status. Then update the patch
with the new commit hash to use once the team is ready to do the
release.

Signed-off-by: Elod Illes <elod.illes@est.tech>
Change-Id: I8e432f786b6e0f4ecf59ce95e8dd5a6d656606da

deliverables/yoga/os-brick.yaml

@@ -6,3 +6,8 @@ team: cinder
 type: library
 repository-settings:
   openstack/os-brick: {}
+releases:
+  - version: 5.1.0
+    projects:
+      - repo: openstack/os-brick
+        hash: ca721994a25674186864d75adc8237e112524fef