chore(t8s-cluster/artifacthub-images): Update ArtifactHUB images (#527)

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charts/t8s-cluster/Chart.yaml

@@ -20,7 +20,7 @@ dependencies:
     repository: https://charts.bitnami.com/bitnami
 annotations:
   artifacthub.io/images: |
-    - image: docker.io/bitnami/kubectl:1.27.3
+    - image: docker.io/bitnami/kubectl:1.27.4
     - image: k8s.gcr.io/sig-storage/csi-attacher:v3.4.0
     - image: k8s.gcr.io/sig-storage/csi-node-driver-registrar:v2.5.0
     - image: k8s.gcr.io/sig-storage/csi-provisioner:v3.1.0