update deploy role for new awx token authentication method

roles/matrix-awx/tasks/export_server.yml

@@ -24,6 +24,15 @@
     units: days
     unique: yes
 
+- name: Delete the AWX session token for executing modules
+  awx.awx.tower_token:
+    description: 'AWX Session Token'
+    scope: "write"
+    state: absent
+    existing_token_id: "{{ awx_session_token.ansible_facts.tower_token.id }}"
+    tower_host: "https://{{ awx_host }}"
+    tower_oauthtoken: "{{ awx_session_token.ansible_facts.tower_token.token }}"
+
 - name: Set boolean value to exit playbook
   set_fact:
     end_playbook: true