Add support for HyperX Cloud Flight S

- Add PRODUCT_ID 0x16EA to Cloud II Wireless device support
- Cloud Flight S uses the same protocol as Cloud II Wireless
- Update README.md with Cloud Flight S in supported devices list
- Add udev rules for Cloud Flight S (idProduct=16ea)
- Fix prepare_write() to handle devices that don't support get_input_report
- Fix is_none_or compatibility issue for older Rust versions

hyper-headset.desktop

@@ -0,0 +1,10 @@
+[Desktop Entry]
+Type=Application
+Name=HyperHeadset
+Comment=Monitor and manage HyperX headsets
+Exec=/usr/local/bin/hyper_headset
+Icon=audio-card
+Terminal=false
+Categories=AudioVideo;Audio;
+StartupNotify=false
+X-GNOME-Autostart-enabled=true