Update Helm release istiod to v1.22.3

Author: renovate[bot]

apps/istio/base/kustomization.yaml

@@ -21,7 +21,7 @@ helmCharts:
 
   - name: istiod
     releaseName: istiod
-    version: 1.22.0
+    version: 1.22.3
     repo: https://istio-release.storage.googleapis.com/charts
     valuesInline:
       fullnameOverride: istiod