Fix risky-file-permissions (#8370)

When running ansible-lint directly, we can see a lot of warning
message like

  risky-file-permissions File permissions unset or incorrect

This fixes the warning messages.

roles/kubernetes-apps/container_runtimes/gvisor/tasks/main.yaml

@@ -16,6 +16,7 @@
   template:
     src: "{{ item.file }}.j2"
     dest: "{{ kube_config_dir}}/addons/gvisor/{{ item.file }}"
+    mode: 0644
   with_items: "{{ gvisor_templates }}"
   register: gvisor_manifests
   when: