Kube2iam resources adjustment (#1767)

For cluster of +50 nodes kube2iam is throttling all the time with current limits. This one add some more margin and also remove the cpu limits what cause a performance issue

Author: jorge07

core/controlplane/config/templates/cloud-config-controller

@@ -4854,11 +4854,10 @@ write_files:
                     name: http
                 resources:
                   limits:
-                    cpu: 10m
-                    memory: 32Mi
+                    memory: 128Mi
                   requests:
-                    cpu: 10m
-                    memory: 32Mi
+                    cpu: 100m
+                    memory: 64Mi
                 securityContext:
                   privileged: true
   - path: /srv/kubernetes/manifests/kube2iam-rbac.yaml