Remove RGB_DI_PIN ifdefs (#20218)

keyboards/sam/s80/config.h

@@ -17,13 +17,12 @@
 #pragma once
 
 #define RGB_DI_PIN E2
-#ifdef RGB_DI_PIN
 #    define RGBLED_NUM 20
 #    define RGBLIGHT_HUE_STEP 8
 #    define RGBLIGHT_SAT_STEP 8
 #    define RGBLIGHT_VAL_STEP 8
 #    define RGBLIGHT_LIMIT_VAL 100 /* The maximum brightness level */
 //#    define RGBLIGHT_SLEEP  /* If defined, the RGB lighting will be switched off when the host goes to sleep */
-#endif
+
 // generated by KBFirmware JSON to QMK Parser
 // https://noroadsleft.github.io/kbf_qmk_converter/