add fallback for admin token

tasks/32-get-admin-token.yml

@@ -13,3 +13,7 @@
       when:
         - "'|token=' in item"
       loop: "{{ ts3_log_content.stdout_lines }}"
+  rescue:
+    - name: "Set token to nothing"
+      ansible.builtin.set_fact:
+        ts3_admin_token: ""