add Kube-OVN cni to kubespray (#5020)

roles/network_plugin/kube-ovn/tasks/main.yml

@@ -0,0 +1,16 @@
+---
+- name: Kube-OVN | Label ovn-db node
+  shell: >-
+    {{ bin_dir }}/kubectl label --overwrite node {{ groups['kube-master'] | first }} kube-ovn/role=master
+  when:
+    - inventory_hostname == groups['kube-master'][0]
+
+- name: Kube-OVN | Create Kube-OVN manifests
+  template:
+    src: "{{ item.file }}.j2"
+    dest: "{{ kube_config_dir }}/{{ item.file }}"
+  with_items:
+    - {name: kube-ovn-crd, file: cni-kube-ovn-crd.yml}
+    - {name: ovn, file: cni-ovn.yml}
+    - {name: kube-ovn, file: cni-kube-ovn.yml}
+  register: kube_ovn_node_manifests