Fix Kitt and its default behavior (#1674)

quantum/rgblight.c

@@ -566,14 +566,12 @@ void rgblight_effect_knight(uint8_t interval) {
       }
     }
   }
-  if (RGBLIGHT_EFFECT_KNIGHT_OFFSET) {
   for (i = 0; i < RGBLED_NUM; i++) {
     cur = (i + RGBLIGHT_EFFECT_KNIGHT_OFFSET) % RGBLED_NUM;
     led[i].r = preled[cur].r;
     led[i].g = preled[cur].g;
     led[i].b = preled[cur].b;
   }
-  }
   rgblight_set();
   if (increment == 1) {
     if (pos - 1 < 0 - RGBLIGHT_EFFECT_KNIGHT_LENGTH) {

quantum/rgblight.h

@@ -30,7 +30,7 @@
 #define RGBLIGHT_EFFECT_KNIGHT_LENGTH 7
 #endif
 #ifndef RGBLIGHT_EFFECT_KNIGHT_OFFSET
-#define RGBLIGHT_EFFECT_KNIGHT_OFFSET 9
+#define RGBLIGHT_EFFECT_KNIGHT_OFFSET 0
 #endif
 
 #ifndef RGBLIGHT_EFFECT_DUALKNIGHT_LENGTH