Fix missing namespace

flux2/cluster/base/core.yaml

@@ -36,6 +36,7 @@ spec:
     - apiVersion: helm.toolkit.fluxcd.io/v1beta1
       kind: HelmRelease
       name: single-sign-on
+      namespace: stackspin
     - apiVersion: helm.toolkit.fluxcd.io/v1beta1
       kind: HelmRelease
       name: dashboard