Wheatfield Blocked65: Update RGBLED num (#8725)

Evidently there is a polycarb variant with underglow LEDs. This change should support that without negatively impacting aluminum case variant which only has 2 RGB LEDs on top.

keyboards/wheatfield/blocked65/config.h

@@ -58,4 +58,4 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 #define RGB_DI_PIN E2
 #define RGBLIGHT_ANIMATIONS
-#define RGBLED_NUM 2
+#define RGBLED_NUM 14