bug#64193: greetd-wlgreet-session dont working

[Yurii]

I tryed to use wlgreet with dwl-guile
guix system reconfigure error:
(greetd-terminal-configuration (terminal-vt "1") (terminal-switch #t)
(default-session-command (greetd-wlgreet-session (command (file-append
dwl-guile "/bin/dwl-guile"))))): invalid field specifier

config:
(greetd-terminal-configuration
  (terminal-vt "1")
  (terminal-switch #t)
  (default-session-command
    (greetd-wlgreet-session
    (command (file-append dwl-guile "/bin/dwl-guile")))))