Reduce unnecessary API calls

The role will no longer make API calls to authorize already authorized members to a network.

tasks/authorize_node.yml

@@ -1,6 +1,6 @@
 ---
 - block:
-  - name: Authorize members to network
+  - name: Authorize new members to network
     uri:
       url: "{{ zerotier_api_url }}/api/network/{{ zerotier_network_id }}/member/{{ ansible_local.zerotier.node_id }}"
       method: POST
@@ -13,6 +13,8 @@
       body_format: json
       register: auth_apiresult
     delegate_to: "{{ zerotier_api_delegate }}"
+    when:
+      - ansible_local.zerotier.networks[zerotier_network_id] is not defined or ansible_local.zerotier.networks[zerotier_network_id].status != 'OK'
 
   - name: Configure members in network
     uri: