fix(desktop): simplify keyboard track initialization defaults #6499

Job	Run time
Format (Biome)	6s
Typecheck	6s
Detect Changes	5s
Format (Cargo)	5s
Lint (Biome)	5s
Rust cache	1s
Clippy	1s
Build Desktop	1s
Verify Tauri plugin versions	1s
	31s

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