Merge branch '256-update-cert-manager-to-latest-release' into 'master'

Resolve "Update cert-manager to latest release"

Closes #256

See merge request openappstack/openappstack!66

helmfiles/helmfile.d/05-cert-manager.yaml

@@ -11,7 +11,7 @@ releases:
   - name: "oas-{{ .Environment.Values.releaseName }}-cert-manager"
     namespace: "cert-manager"
     chart: "jetstack/cert-manager"
-    version: "0.8"
+    version: "0.9.1"
     values:
     - "../values/cert-manager.yaml.gotmpl"
     wait: false