Add support for GV604 LEDs

rog-aura/data/aura_support.ron

@@ -440,6 +440,13 @@
         basic_zones: [],
         advanced_type: None,
     ),
+    (
+        board_name: "GV604V",
+        layout_name: "ga401q",
+        basic_modes: [Static, Breathe, Strobe, Pulse],
+        basic_zones: [],
+        advanced_type: None,
+    ),
     (
         board_name: "GX502",
         layout_name: "gx502",

rog-aura/src/layouts.rs

@@ -280,7 +280,13 @@ impl KeyLayout {
     /// Find a layout matching the name in `LaptopLedData` in the provided dir
     pub fn find_layout(led_data: LaptopLedData, mut data_path: PathBuf) -> Result<Self, Error> {
         // TODO: locales
-        let layout_file = format!("{}_US.ron", led_data.layout_name);
+        let layout_name = if led_data.layout_name.is_empty() {
+            "ga401q".to_owned() // Need some sort of default here due to ROGCC
+                                // expecting it
+        } else {
+            led_data.layout_name
+        };
+        let layout_file = format!("{layout_name}_US.ron");
         data_path.push("layouts");
         data_path.push(layout_file);
         let path = data_path.as_path();