chore(deps): update helm release eck-operator to v3.4.0

Author: github-actions[bot]

manifests/infra/eck.yaml

@@ -21,7 +21,7 @@ spec:
         kind: HelmRepository
         name: elastic
         namespace: elastic-system
-      version: "3.3.2"
+      version: "3.4.0"
   install:
     crds: CreateReplace
     remediation: