Enable wlan on boot by variable instead of membership in group teacherlaptop

roles/lmn_wlan/tasks/main.yaml

@@ -21,14 +21,14 @@
 
       [Install]
       WantedBy=multi-user.target
-  when: "'teacherlaptop' not in group_names"
+  when: wlan_enable_on_boot
 
 - name: Enable the enable-wifi service
   ansible.builtin.systemd:
     name: enable-wifi.service
     enabled: true
     daemon_reload: true
-  when: "'teacherlaptop' not in group_names"
+  when: wlan_enable_on_boot
 
 # lmn_wlan - Initial configuration based on the WLAN variable
 # When WLAN type is set to PSK