Merge pull request #1462 from rackerlabs/renovate/external-secrets-0.x

chore(deps): update helm release external-secrets to v0.20.4

Author: cardoe

operators/external-secrets/kustomization.yaml

@@ -7,6 +7,6 @@ helmCharts:
   includeCRDs: true
   namespace: external-secrets
   releaseName: external-secrets
-  version: 0.19.2
+  version: 0.20.4
   repo: https://charts.external-secrets.io
   valuesFile: values.yaml