Remove width, height and key_count from info.json (#14274)

keyboards/sentraq/number_pad/info.json

@@ -2,11 +2,8 @@
   "keyboard_name": "Sentraq Number Pad",
   "maintainer": "qmk",
   "url": "https://sentraq.com/collections/kits/products/number-pad-rgb-kit",
-  "width": 4,
-  "height": 5,
   "layouts": {
     "LAYOUT_numpad_5x4": {
-      "key_count": 17,
       "layout": [
         {"x":0, "y":0}, {"x":1, "y":0}, {"x":2, "y":0}, {"x":3, "y":0},
         {"x":0, "y":1}, {"x":1, "y":1}, {"x":2, "y":1},
@@ -16,7 +13,6 @@
       ]
     },
     "LAYOUT_ortho_5x4": {
-      "key_count": 20,
       "layout": [
         {"x":0, "y":0}, {"x":1, "y":0}, {"x":2, "y":0}, {"x":3, "y":0},
         {"x":0, "y":1}, {"x":1, "y":1}, {"x":2, "y":1}, {"x":3, "y":1},