nextcloud: moved admin into own ldap group

machines/gerd/services/lldap/default.nix

@@ -275,7 +275,7 @@ in {
       user_id = name;
       display_name = name; # required for nextcloud
       membermail = mkProvisionEmail name;
-      groups = [ lconfig.groups.admin lconfig.groups.member ];
+      groups = with lconfig.groups; [ admin nextcloud_admin member ];
       membermaildiskquota = 100*1024*1024; # mb
       nextcloudquota = 100*1024*1024; # mb
     });