doc: Remove paragraph stating Xorg display server used by default.

* doc/guix.texi (Desktop Services): Remove paragraph.
(X Window): Remove corresponding anchor.
* po/doc/guix-manual.de.po, po/doc/guix-manual.fr.po: Likewise.

Change-Id: Ib545f15e51585fcc5abdb804e6d9eb0f47cb2179
Co-authored-by: Florian Pelz <pelzflorian@pelzflorian.de>
Signed-off-by: Florian Pelz <pelzflorian@pelzflorian.de>

doc/guix.texi

@@ -24875,7 +24875,6 @@ example the @code{windowmaker} or @code{openbox} packages---preferably
 by adding it to the @code{packages} field of your operating system
 definition (@pxref{operating-system Reference, system-wide packages}).
 
-@anchor{wayland-gdm}
 GDM also supports Wayland: it can itself use Wayland instead of X11 for
 its user interface, and it can also start Wayland sessions.  Wayland
 support is enabled by default.  To disable it, set @code{wayland?} to
@@ -26388,16 +26387,6 @@ special-purpose system interfaces and programs.  This allows backlight
 adjustment helpers, power management utilities, screen lockers, and
 other integrated functionality to work as expected.
 
-The desktop environments in Guix use the Xorg display server by
-default.  If you'd like to use the newer display server protocol
-called Wayland, you need to enable Wayland support in GDM
-(@pxref{wayland-gdm}).  Another solution is to use the
-@code{sddm-service} instead of GDM as the graphical login manager.
-You should then select the ``GNOME (Wayland)'' session in SDDM@.
-Alternatively you can also try starting GNOME on Wayland manually from a
-TTY with the command ``XDG_SESSION_TYPE=wayland exec dbus-run-session
-gnome-session``.  Currently only GNOME has support for Wayland.
-
 @defvar gnome-desktop-service-type
 This is the type of the service that adds the @uref{https://www.gnome.org,
 GNOME} desktop environment.  Its value is a @code{gnome-desktop-configuration}

po/doc/guix-manual.de.po

@@ -28549,9 +28549,6 @@ msgstr "Diese Dienste fügen „Metapakete“ wie @code{gnome} oder @code{plasma
 msgid "For example, they may elevate privileges on a limited number of special-purpose system interfaces and programs.  This allows backlight adjustment helpers, power management utilities, screen lockers, and other integrated functionality to work as expected."
 msgstr "Zum Beispiel können so erhöhte Berechtigungen an eine begrenzte Zahl besonderer Systemschnittstellen und Programme verliehen werden, damit Hilfsprogramme zur Anpassung der Hintergrundbeleuchtung, des Energieverbrauchs, zum Sperren des Bildschirms oder andere zugehörige Funktionen wie erwartet laufen."
 
-msgid "The desktop environments in Guix use the Xorg display server by default.  If you'd like to use the newer display server protocol called Wayland, you need to enable Wayland support in GDM (@pxref{wayland-gdm}).  Another solution is to use the @code{sddm-service} instead of GDM as the graphical login manager.  You should then select the ``GNOME (Wayland)'' session in SDDM@.  Alternatively you can also try starting GNOME on Wayland manually from a TTY with the command ``XDG_SESSION_TYPE=wayland exec dbus-run-session gnome-session``.  Currently only GNOME has support for Wayland."
-msgstr "Die Arbeitsumgebungen in Guix benutzen standardmäßig den Xorg-Anzeigeserver. Falls Sie das neuere Anzeigeserverprotokoll namens Wayland benutzen möchten, müssen Sie die Wayland-Unterstützung in GDM aktivieren (siehe @ref{wayland-gdm}). Alternativ können Sie den Dienst @code{sddm-service} anstelle von GDM für die grafische Anmeldeverwaltung einrichten. Dann sollten Sie in SDDM die Sitzung  „GNOME (Wayland)“ auswählen. Alternativ können Sie auch versuchen, GNOME mit Wayland manuell aus einer Konsole (TTY) mit dem Befehl „XDG_SESSION_TYPE=wayland exec dbus-run-session gnome-session“ zu starten. Derzeit wird Wayland nur von GNOME unterstützt."
-
 msgid "gnome-desktop-service-type"
 msgstr "gnome-desktop-service-type"
 

po/doc/guix-manual.fr.po

@@ -24916,9 +24916,6 @@ msgstr "C'est la liste des services qui étend @code{%base-services} en ajoutant
 msgid "The @code{%desktop-services} variable can be used as the @code{services} field of an @code{operating-system} declaration (@pxref{operating-system Reference, @code{services}})."
 msgstr "La variable @code{%desktop-services} peut être utilisée comme champ @code{services} d'une déclaration @code{operating-system} (@pxref{operating-system Reference, @code{services}})."
 
-msgid "The desktop environments in Guix use the Xorg display server by default.  If you'd like to use the newer display server protocol called Wayland, you need to enable Wayland support in GDM (@pxref{wayland-gdm}).  Another solution is to use the @code{sddm-service} instead of GDM as the graphical login manager.  You should then select the ``GNOME (Wayland)'' session in SDDM@.  Alternatively you can also try starting GNOME on Wayland manually from a TTY with the command ``XDG_SESSION_TYPE=wayland exec dbus-run-session gnome-session``.  Currently only GNOME has support for Wayland."
-msgstr "Les environnement de bureau dans Guix utilisent le service d'affichage Xorg par défaut.  Si vous voulez utiliser le protocole de serveur d'affichage plus récent Wayland, vous devez activer la prise en charge de Wayland dans GDM (@pxref{wayland-gdm}). Une autre solution consiste à utiliser @code{sddm-service} à la place de GDM comme gestionnaire de connexion graphique.  Vous devriez ensuite sélectionner la session « GNOME (Wayland) » dans SDDM@.  Autrement, vous pouvez essayer de démarrer GNOME sur Wayland manuellement depuis un TTY avec la commande @command{XDG_SESSION_TYPE=wayland exec dbus-run-session gnome-session}.  Actuellement seul GNOME support Wayland."
-
 msgid "gnome-desktop-service-type"
 msgstr "gnome-desktop-service-type"