kbdfans/kbd67/mkiirgb/v4: remove duplicate definitions from config.h (#15858)

keyboards/kbdfans/kbd67/mkiirgb/v4/config.h

@@ -65,14 +65,6 @@
 #    define RGB_MATRIX_SAT_STEP 8
 #    define RGB_MATRIX_VAL_STEP 8
 #    define RGB_MATRIX_SPD_STEP 10
-#    define RGB_DISABLE_WHEN_USB_SUSPENDED  // turn off effects when suspended
-#    define RGB_MATRIX_FRAMEBUFFER_EFFECTS
-#    define RGB_MATRIX_MAXIMUM_BRIGHTNESS 150  // limits maximum brightness of LEDs to 150 out of 255. Higher may cause the controller to crash.
-#    define RGB_MATRIX_STARTUP_MODE RGB_MATRIX_CYCLE_ALL
-#    define RGB_MATRIX_HUE_STEP 8
-#    define RGB_MATRIX_SAT_STEP 8
-#    define RGB_MATRIX_VAL_STEP 8
-#    define RGB_MATRIX_SPD_STEP 10
 // RGB Matrix Animation modes. Explicitly enabled
 // For full list of effects, see:
 // https://docs.qmk.fm/#/feature_rgb_matrix?id=rgb-matrix-effects