Migrate dynamic_keymap.layer_count >= 4 (#22087)

keyboards/pteron36/config.h

@@ -37,6 +37,3 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 //#define NO_ACTION_LAYER
 //#define NO_ACTION_TAPPING
 //#define NO_ACTION_ONESHOT
-
-// for via
-#define DYNAMIC_KEYMAP_LAYER_COUNT 7

keyboards/pteron36/info.json

@@ -13,6 +13,9 @@
         "rows": ["E6", "D7", "B4", "B5"]
     },
     "diode_direction": "ROW2COL",
+    "dynamic_keymap": {
+        "layer_count": 7
+    },
     "encoder": {
         "rotary": [
             {"pin_a": "F5", "pin_b": "F4"}