fix(deps): update helm release testkube to v2.5.4

Author: renovate[bot]

k8s/bases/infrastructure/controllers/testkube/helm-release.yaml

@@ -12,7 +12,7 @@ spec:
   chart:
     spec:
       chart: testkube
-      version: 2.5.1
+      version: 2.5.4
       sourceRef:
         kind: HelmRepository
         name: testkube