[Keymap] add mouse controls to Mechwilds Mercutio FearlessSpiff (#16566)

keyboards/mechwild/mercutio/keymaps/fearless_spiff/config.h

@@ -17,3 +17,12 @@
 #pragma once
 
 #define TAPPING_TERM 180
+
+#define MK_KINETIC_SPEED
+#define MOUSEKEY_DELAY 8
+#define MOUSEKEY_INTERVAL 5
+#define MOUSEKEY_MOVE_DELTA 1
+#define MOUSEKEY_INITIAL_SPEED 3
+#define MOUSEKEY_BASE_SPEED 120
+#define MOUSEKEY_DECELERATED_SPEED 100
+#define MOUSEKEY_ACCELERATED_SPEED 1000