[Keyboard] Add RGB matrix support for Kyria (#12789)

Co-authored-by: Drashna Jaelre <drashna@live.com>
Co-authored-by: filterpaper <filterpaper@localhost>

keyboards/splitkb/kyria/rev1/config.h

@@ -72,3 +72,12 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #ifdef OLED_DRIVER_ENABLE
 #    define OLED_DISPLAY_128X64
 #endif
+
+/* RGB matrix support */
+#ifdef RGB_MATRIX_ENABLE
+#    define SPLIT_TRANSPORT_MIRROR
+#    define DRIVER_LED_TOTAL RGBLED_NUM // Number of LEDs
+#    define RGB_MATRIX_SPLIT { 10, 10 }
+#    define RGB_MATRIX_MAXIMUM_BRIGHTNESS 170
+#    define RGB_DISABLE_WHEN_USB_SUSPENDED
+#endif