displaymanager: Switch to sddm on the ISO

Signed-off-by: Peter Jung <admin@ptr1337.dev>

archiso/packages_desktop.x86_64

@@ -24,7 +24,6 @@ cachyos-keyring
 cachyos-mirrorlist
 cachyos-rate-mirrors
 cachyos-settings
-cachyos-themes-sddm
 cachyos-v3-mirrorlist
 cachyos-v4-mirrorlist
 chwd
@@ -143,7 +142,6 @@ plasma-integration
 plasma-nm
 plasma-pa
 plasma-workspace
-plasma-x11-session
 polkit
 polkit-kde-agent
 power-profiles-daemon
@@ -155,7 +153,7 @@ rp-pppoe
 rsync
 rtkit
 rxvt-unicode-terminfo
-sddm
+plasma-login-manager
 sdparm
 sg3_utils
 smartmontools
@@ -191,22 +189,7 @@ wpa_supplicant
 wvdial
 xdg-user-dirs-gtk
 xdg-utils
-xf86-input-elographics
-xf86-input-evdev
-xf86-input-libinput
-xf86-input-synaptics
-xf86-input-vmmouse
-xf86-input-void
-xf86-video-amdgpu
-xf86-video-fbdev
-xf86-video-nouveau
-xf86-video-qxl
-xf86-video-vmware
 xfsprogs
 xl2tpd
-xorg-server
-xorg-xinit
-xorg-xkill
-xorg-xrandr
-xorg-xrdb
+yad
 zfs-utils