gnu: gnome: Update dependencies.
* gnu/packages/gnome.scm (gnome)[propagated-inputs]: Remove
font-cantarell, font-dejavu, at-spi2-core, dbus, dconf,
desktop-file-utils, gnome-defalt-applications, gnome-online-accounts,
gnome-themes-standard, gst-plugins-base, gst-plugins-good, gucharmap,
hicolor-icon-theme, pinentry-gnome3, pulseaudio, shared-mime-info,
system-config-printer, xdg-user-dirs, zenity
Add accountservice, adwaita-icon-theme, cheese, gdm, gnome-calendar,
gnome-characters, gnome-clocks, gnome-desktop, gnome-font-viewer,
gnome-maps, gnome-themes-extra, gsettings-desktop-schema, mutter,
network-manager, orca, packagekit, simplescan, upower.
Signed-off-by: Efraim Flashner <efraim@flashner.co.il>
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