Migrate rgblight.pin and RGB_DI_PIN to ws2812.pin (#20303)

keyboards/handwired/swiftrax/glacier/config.h

@@ -21,7 +21,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #define DYNAMIC_KEYMAP_LAYER_COUNT 3
 
 /* RGB */
-#define RGB_DI_PIN B0
 #define RGBLED_NUM 12
 #define RGBLIGHT_EFFECT_BREATHING
 #define RGBLIGHT_EFFECT_RAINBOW_MOOD

keyboards/handwired/swiftrax/glacier/info.json

@@ -8,6 +8,9 @@
         "pid": "0xE890",
         "device_version": "0.0.1"
     },
+    "ws2812": {
+        "pin": "B0"
+    },
     "matrix_pins": {
         "cols": ["F0", "F1", "F2", "F3", "F4", "F5", "F6", "D0", "D1", "D2"],
         "rows": ["B1", "B2", "B3", "B4", "B5", "B6", "E5", "E4", "D4", "D5", "D7", "D6"]