Update Helm release cilium to v1.16.4

Signed-off-by: Renovate Bot <[email protected]>

Author: vshn-renovate

class/defaults.yml

@@ -121,7 +121,7 @@ parameters:
     charts:
       cilium:
         source: https://helm.cilium.io
-        version: "1.15.6"
+        version: "1.16.4"
       cilium-enterprise:
         source: "<CILIUM-ENTERPRISE-CHART-REPO-URL>" # Configure the Chart repository URL in your global defaults
         version: "1.15.6"