Release os-win for Zed-1 milestone

This is a library release for os-win for the Zed-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.

$ git log --oneline --no-merges 5.6.0..c672101
c672101 Drop collections.Iterable in favor of collections.abc.Iterable
0d76000 Update master for stable/yoga

Signed-off-by: Hervé Beraud <hberaud@redhat.com>
Change-Id: Ie9d86d5cbf8f5d64f604a13902ce4150cd8fc557

deliverables/zed/os-win.yaml

@@ -6,3 +6,8 @@ team: winstackers
 type: library
 repository-settings:
   openstack/os-win: {}
+releases:
+  - version: 5.7.0
+    projects:
+      - repo: openstack/os-win
+        hash: c672101e6039ce8a10a834ae36779f49ecd01b30