chore(nova): bump nova charts version (#683)

diff --git a/charts/nova/Chart.yaml b/charts/nova/Chart.yaml
index 5d90fc4..e21ec81 100644
--- a/charts/nova/Chart.yaml
+++ b/charts/nova/Chart.yaml
@@ -9,4 +9,4 @@
 sources:
 - https://opendev.org/openstack/nova
 - https://opendev.org/openstack/openstack-helm
-version: 0.3.22
+version: 0.3.27