Release bifrost for bobcat

Chose a major version bump since this marks the end of upstream testing
for Fedora-based bifrost installs.

Change-Id: I3d1f7546b4ccd37df1e868d1651349b62118c7d0

deliverables/bobcat/bifrost.yaml

@@ -6,3 +6,8 @@ team: ironic
 type: other
 repository-settings:
   openstack/bifrost: {}
+releases:
+  - version: 17.0.0
+    projects:
+      - repo: openstack/bifrost
+        hash: 16b34f378d013b118fa0bfa2c9aa77c517ebc4e3