[Keymap] Drashna's Keymap Update - Display Edition (#9282)

OLED Display fixes
Add support for RGBLIGHT Layers
Add gaming layer to corn and kyria
RGBLight Startup Animation fixes and improvements (uses matrix_scan now!)
Pimoroni Trackball support added (IT'S RGB!!!)
Fix issues due to code changes

users/drashna/drashna.h

@@ -34,6 +34,9 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #if defined(OLED_DRIVER_ENABLE)
 #    include "oled_stuff.h"
 #endif
+#if defined(PIMORONI_TRACKBALL_ENABLE)
+#    include "pimoroni_trackball.h"
+#endif
 
 /* Define layer names */
 enum userspace_layers {