chore(readme): Cleanup

README.md

@@ -49,7 +49,6 @@ Bazzite is built from [ublue-os/main](https://github.com/ublue-os/main) and [ubl
 - Includes Valve's KDE themes from SteamOS.
 - Features optional Valve-inspired GTK3/4 themes matching Vapor and VGUI2 from SteamOS. Install [Gradience](https://flathub.org/apps/com.github.GradienceTeam.Gradience) to make use of them.
 - [LatencyFleX](https://github.com/ishitatsuyuki/LatencyFleX), [vkBasalt](https://github.com/DadSchoorse/vkBasalt), [MangoHud](https://github.com/flightlessmango/Mangohud), and [OBS VkCapture](https://github.com/nowrep/obs-vkcapture) installed and available by default
-- Uses [TuneD](https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/monitoring_and_managing_system_status_and_performance/getting-started-with-tuned_monitoring-and-managing-system-status-and-performance) in place of PPD, with full integration into GNOME, KDE, and Game mode. This is an incredibly powerful tool that Red Hat offers [entire classes on](https://www.redhat.com/en/services/training/rh442-red-hat-enterprise-performance-tuning).
 - [Patched Switcheroo-Control](https://copr.fedorainfracloud.org/coprs/sentry/switcheroo-control_discrete/) fixing default-broken iGPU/dGPU switching.
 - Support for [Wallpaper Engine](https://www.wallpaperengine.io/en). <sub><sup>(Only on KDE)</sup></sub>
 - [ROM Properties Page shell extension](https://github.com/GerbilSoft/rom-properties) included.
@@ -126,7 +125,6 @@ Variant designed for usage as an alternative to SteamOS on the Steam Deck, and f
 - Default-disabled power-user features, including:
     - Service for limiting the max charge level of the battery, see `batterylimit.service` and `/etc/default/batterylimit`. <sup><sub>(Works even when the device is off)</sub></sup>
     - Built in support for display overclocking. For example, add `GAMESCOPE_OVERRIDE_REFRESH_RATE=40,70` to `/etc/environment`.
-    - Ability to use X11 on the desktop if desired by editing `/etc/default/desktop-wayland`.
     - 32GB RAM mod your Steam Deck? Enjoy double the maximum VRAM amount, automatically applied. <sup><sub>(Can you share your soldering skills?)</sub></sup>
 - Steam Deck hardware-specific services can be disabled by running `ujust disable-bios-updates` and `ujust disable-firmware-updates` in the terminal. These are automatically disabled on non-Deck hardware, and on Decks with DeckHD displays or 32GB RAM mods.
 - More information can be found [here](https://universal-blue.discourse.group/docs?topic=37) on the Bazzite Steam Deck images.