Remove RGB_DI_PIN ifdefs (#20218)

keyboards/kakunpc/thedogkeyboard/config.h

@@ -36,14 +36,12 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #define MATRIX_COL_PINS { D1, D0, D4, C6, D7, E6 }
 
 #define RGB_DI_PIN D3
-#ifdef RGB_DI_PIN
    #define RGBLED_NUM 111
    #define RGBLIGHT_HUE_STEP 8
    #define RGBLIGHT_SAT_STEP 8
    #define RGBLIGHT_VAL_STEP 8
    #define RGBLIGHT_LIMIT_VAL 50 /* The maximum brightness level */
    #define RGBLIGHT_SLEEP  /* If defined, the RGB lighting will be switched off when the host goes to sleep */
-#endif
 
 /* Mechanical locking support. Use KC_LCAP, KC_LNUM or KC_LSCR instead in keymap */
 #define LOCKING_SUPPORT_ENABLE