update to latest 2.26.0 kubespray version and add dns zones settings to coredns

kubespray/project/roles/etcd/handlers/backup.yml

@@ -16,16 +16,16 @@
     state: directory
     owner: root
     group: root
-    mode: 0600
+    mode: "0600"
   listen: Restart etcd
   when: etcd_cluster_is_healthy.rc == 0
 
 - name: Stat etcd v2 data directory
   stat:
     path: "{{ etcd_data_dir }}/member"
-    get_attributes: no
-    get_checksum: no
-    get_mime: no
+    get_attributes: false
+    get_checksum: false
+    get_mime: false
   register: etcd_data_dir_member
   listen: Restart etcd
   when: etcd_cluster_is_healthy.rc == 0