[Keyboard] Update YMDK Split 64 config (#16979)

Co-authored-by: Joel Challis <git@zvecr.com>
Co-authored-by: Ryan <fauxpark@gmail.com>

keyboards/ymdk/sp64/config.h

@@ -30,6 +30,11 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 #define RIGHT_HALF
 
+/* LED indicator lights */
+#define LED_CAPS_LOCK_PIN D1
+#define LED_NUM_LOCK_PIN D0
+#define LED_SCROLL_LOCK_PIN D6
+
 /* RGB underglow */
 #define RGBLED_NUM 12
 #define RGBLIGHT_HUE_STEP 8

keyboards/ymdk/sp64/rules.mk

@@ -10,11 +10,12 @@ BOOTLOADER = bootloadhid
 BOOTMAGIC_ENABLE = yes      # Enable Bootmagic Lite
 MOUSEKEY_ENABLE = no        # Mouse keys
 EXTRAKEY_ENABLE = yes       # Audio control and System control
-CONSOLE_ENABLE = no        # Console for debug
+CONSOLE_ENABLE = no         # Console for debug
 COMMAND_ENABLE = yes        # Commands for debug and configuration
 NKRO_ENABLE = no            # Enable N-Key Rollover
-#BACKLIGHT_ENABLE = yes       # Enable keyboard backlight functionality
-AUDIO_ENABLE = no    # There is no speaker on this PCB
+BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
+AUDIO_ENABLE = no           # Audio output
+AUDIO_SUPPORTED = no
 RGBLIGHT_ENABLE = yes       # Enable keyboard RGB underglow
 CUSTOM_MATRIX = yes