Support for Omnibook X Flip

[mocha]

Type

• Hardware quirk (contrib/hw/*.toml)
• Other: src/ir_emitter.rs - changes to activate(), deactivate(), off_payload(), and send_via_fd() to support new device quirks

Description

Adds support for the 2026 HP OmniBook X Flip 2-in-1 Laptop Next Gen AI laptop.

(lol you can just name anything anything these days, huh?)

Testing (quirk)

Ξ code/visage git:(feat/hp-omnibook-x-flip) ▶ visage discover                                                                    deuley@nixian
/dev/video0  driver=uvcvideo  VID=0x30c9 PID=0x0120  quirk: HP OmniBook X Flip IR Camera (Luxvisions 30c9:0120) ✓
/dev/video1  driver=uvcvideo  VID=0x30c9 PID=0x0120  quirk: HP OmniBook X Flip IR Camera (Luxvisions 30c9:0120) ✓
/dev/video2  driver=uvcvideo  VID=0x30c9 PID=0x0120  quirk: HP OmniBook X Flip IR Camera (Luxvisions 30c9:0120) ✓
/dev/video3  driver=uvcvideo  VID=0x30c9 PID=0x0120  quirk: HP OmniBook X Flip IR Camera (Luxvisions 30c9:0120) ✓
/dev/video4  driver=uvcvideo  VID=0x046d PID=0x0946  no quirk (VID=0x046d PID=0x0946)
/dev/video5  driver=uvcvideo  VID=0x046d PID=0x0946  no quirk (VID=0x046d PID=0x0946)

Tested on NixOS 26.05.1947.a0374025a863

Checklist

• cargo fmt --all -- --check passes
• cargo clippy --workspace -- -D warnings passes
• cargo test --workspace passes
• No new warnings introduced
• I have read CONTRIBUTING.md