* Update mousekey parameters in userspace
* Disable GRAVE_ESC in boards where it isn't used
* Tweak MODERN_DOLCH_RED and reset RGB on Shift+Toggle in KBD6X
* Disable RGB controls when Fn/Caps indicator lights are on
* Use LTO_ENABLE instead of setting -flto directly
* Add led_update_keymap, use SS_LCTL instead of SS_LCTRL
* Change TAPPING_TOGGLE from 2 to 3