Apply changes from 8920ba56f3 to laptop configuration

vars/desktop.yml

@@ -21,7 +21,7 @@ boot_configuration:
 # TODO: scope variables to their destination file
 vpn_default:
   ip: '10.0.0.3'
-  subnet: '24'
+  prefix: '24'
   interface: 'wg0'
   dns: '10.0.0.1'
   domains:
@@ -30,7 +30,6 @@ vpn_default:
 
   public_key_path: '{{ vpn_config_dir }}/keys/public/default/desktop.pub'
   private_key_path: '{{ vpn_config_dir }}/keys/private/default/desktop.key'
-  private_key_source_path: 'files/desktop/wireguard/default/desktop.key'
 
   peers:
     - name: 'zeus'
@@ -46,7 +45,7 @@ vpn_default:
 
 vpn_media:
   ip: '10.0.1.3'
-  subnet: '24'
+  prefix: '24'
   interface: 'wg1'
   dns: '10.0.1.1'
   domains: