[ATMOSPHERE-560] [stable/2023.2] chart/nova: update to the latest version (#2259)

This is an automated cherry-pick of #2087
/assign okozachenko1203

Reviewed-by: Mohammed Naser <mnaser@vexxhost.com>
diff --git a/roles/defaults/vars/main.yml b/roles/defaults/vars/main.yml
index 482d9e9..c397635 100644
--- a/roles/defaults/vars/main.yml
+++ b/roles/defaults/vars/main.yml
@@ -174,6 +174,7 @@
   nova_service_cleaner: "registry.atmosphere.dev/library/heat:{{ atmosphere_release }}"
   nova_spiceproxy_assets: "registry.atmosphere.dev/library/nova:{{ atmosphere_release }}"
   nova_spiceproxy: "registry.atmosphere.dev/library/nova:{{ atmosphere_release }}"
+  nova_storage_init: "registry.atmosphere.dev/library/heat:{{ atmosphere_release }}"
   oauth2_proxy: quay.io/oauth2-proxy/oauth2-proxy:v7.6.0
   octavia_api: "registry.atmosphere.dev/library/octavia:{{ atmosphere_release }}"
   octavia_db_sync: "registry.atmosphere.dev/library/octavia:{{ atmosphere_release }}"