parameterize sealed secrets repo / target revision

Author: maltesander

stacks/argo-cd-git-ops/applications/sealed-secrets.yaml

@@ -14,9 +14,8 @@ spec:
         releaseName: sealed-secrets-controller
         valuesObject:
           secretName: sealed-secrets-key
-    - repoURL: https://github.com/stackabletech/demos.git
-      # TODO: adapt to release-25.3
-      targetRevision: "spike/argocd-demo"
+    - repoURL: "{{ customGitUrl }}"
+      targetRevision: "{{ customGitBranch }}"
       path: stacks/argo-cd-git-ops/secrets/
   destination:
     server: https://kubernetes.default.svc