Remove RGB_DI_PIN ifdefs (#20218)

keyboards/ada/ada1800mini/config.h

@@ -18,7 +18,6 @@
 
 //TODO: implement RGB matrix when I get the hardware
 #define RGB_DI_PIN F0
-#ifdef RGB_DI_PIN
     #define RGBLED_NUM 100
     #define RGBLIGHT_HUE_STEP 8
     #define RGBLIGHT_SAT_STEP 8
@@ -35,7 +34,6 @@
 #define RGBLIGHT_EFFECT_RGB_TEST
 #define RGBLIGHT_EFFECT_ALTERNATING
 #define RGBLIGHT_EFFECT_TWINKLE
-#endif
 
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