fix(helm): update chart kubelet-csr-approver to 1.2.3 (#1609)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

bootstrap/templates/kubernetes/apps/kube-system/kubelet-csr-approver/app/helmrelease.yaml.j2

@@ -8,7 +8,7 @@ spec:
   chart:
     spec:
       chart: kubelet-csr-approver
-      version: 1.2.2
+      version: 1.2.3
       sourceRef:
         kind: HelmRepository
         name: postfinance

bootstrap/templates/kubernetes/bootstrap/helmfile.yaml.j2

@@ -39,7 +39,7 @@ releases:
   - name: kubelet-csr-approver
     namespace: kube-system
     chart: postfinance/kubelet-csr-approver
-    version: 1.2.2
+    version: 1.2.3
     values:
       - ../apps/kube-system/kubelet-csr-approver/app/helm-values.yaml
     needs: