Fix lint issue
diff --git a/roles/nova/meta/main.yml b/roles/nova/meta/main.yml
index 5e45003..fd04170 100644
--- a/roles/nova/meta/main.yml
+++ b/roles/nova/meta/main.yml
@@ -39,7 +39,7 @@
                 secretName: nova-novncproxy-vencrypt
                 commonName: nova-novncproxy
                 usages:
-                - client auth
+                  - client auth
                 issuerRef:
                   kind: Issuer
                   name: libvirt-vnc