Add touch screen bindings as their own menu

[Managor]

Your system information

• Steam client version: 1711147596
• SteamOS version: 3.5.17
• Opted into Steam client beta?: Yes
• Opted into SteamOS beta?: Yes
• Have you checked for updates in Settings > System?: Yes

Please describe your issue in as much detail as possible:

As it stands, the touchscreen configuration is non-existent. What little there is, like turning off screen input, is behind the action layer menu which is very unintuitive. You have to basically perform magic tricks with always on bindings for it to work. It should have its own tab alongside buttons, triggers and pads where you could determine if the touchscreen is on but you could also determine what button single finger tap inputs, what two finger swipe inputs and so forth

This is where I would like it to be: This is where the controls are curently:

[Managor]

I already made this one. My bad https://github.com/ValveSoftware/steam-for-linux/issues/10621