services: xdg: Remove depracated field log-home of home-xdg-base-directories-configuration

modules/radix/home/services/xdg.scm

@@ -100,17 +100,6 @@ read-only shared data, analogus to @file{/usr/share}, but for user.")
    (path "${XDG_RUNTIME_DIR:-/run/user/$UID}")
    "Base directory for programs to store user-specific runtime files,
 like sockets.")
-  ;; TODO: deprecated field, use $XDG_STATE_HOME(/log) instead.
-  (log-home
-   maybe-path
-   "Base directory for programs to store log files, analogus to
-@file{/var/log}, but for user.  It is not a part of XDG Base Directory
-Specification, but helps to make implementation of home services more
-consistent."
-   (lambda (field-name val)
-     (when (maybe-value-set? val)
-       (warn-about-deprecation field-name #f #:replacement 'state-home))
-     (serialize-path field-name val)))
   (state-home
    (path "$HOME/.local/state")
    "Base directory for programs to store state data that should persist