chore(deps): update terraform helm to v2.16.0

terraform/templates/kubernetes-automation-example/provider.tf

@@ -9,7 +9,7 @@ terraform {
         }
         helm = {
             source = "hashicorp/helm"
-            version = "2.15.0"
+            version = "2.16.0"
         }
         kubernetes = {
             source = "hashicorp/kubernetes"