feat: Move spegel to apps

clusters/testing/kustomization.yaml

@@ -6,7 +6,6 @@ resources:
   - ../../controllers/artifacts.yaml
   - ../../controllers/cilium/cilium.yaml
   - ../../controllers/cert-manager/cert-manager.yaml
-  - ../../controllers/spegel/spegel.yaml
   - ../../controllers/longhorn/longhorn.yaml
   - ../../controllers/local-path-provisioner/local-path-provisioner.yaml
   - ../../controllers/cnpg/cnpg.yaml
@@ -15,3 +14,6 @@ resources:
   - ../../configs/certificates/certificates.yaml
   - ../../configs/alerts/alerts.yaml
   - ../../configs/longhorn-jobs/longhorn-jobs.yaml
+
+  - ../../apps/artifacts.yaml
+  - ../../apps/spegel/spegel.yaml