[Keymap] Add yhaliaw keymap for Planck/Rev6.1. (#11318)

keyboards/preonic/keymaps/yhaliaw/config.h

@@ -0,0 +1,12 @@
+
+#pragma once
+
+#ifdef AUDIO_ENABLE
+#define STARTUP_SONG SONG(PLANCK_SOUND)
+#endif
+
+#define RGBLIGHT_LAYERS
+#define RGBLIGHT_LED_MAP {8, 2, 3, 7, 6, 5, 4, 0, 1}
+
+#define LEADER_TIMEOUT 200
+#define LEADER_PER_KEY_TIMING