[Keyboard] Add configurator support for snampad (#6435)

keyboards/snampad/info.json

@@ -0,0 +1,35 @@
+{
+    "keyboard_name": "snampad",
+    "url": "",
+    "maintainer": "ptillemans",
+    "width": 4,
+    "height": 6,
+    "layouts": {
+        "LAYOUT_numpad_6x4": {
+            "key_count": 21,
+            "layout": [
+                {"label":"Esc", "x":0, "y":0},
+                {"label":"Tab", "x":1, "y":0},
+                {"label":"Fn", "x":2, "y":0},
+                {"label":"Back", "x":3, "y":0},
+                {"label":"Num Lock", "x":0, "y":1},
+                {"label":"/", "x":1, "y":1},
+                {"label":"*", "x":2, "y":1},
+                {"label":"-", "x":3, "y":1},
+                {"label":"7", "x":0, "y":2},
+                {"label":"8", "x":1, "y":2},
+                {"label":"9", "x":2, "y":2},
+                {"label":"4", "x":0, "y":3},
+                {"label":"5", "x":1, "y":3},
+                {"label":"6", "x":2, "y":3},
+                {"label":"+", "x":3, "y":2, "h":2},
+                {"label":"1", "x":0, "y":4},
+                {"label":"2", "x":1, "y":4},
+                {"label":"3", "x":2, "y":4},
+                {"label":"0", "x":0, "y":5, "w":2},
+                {"label":".", "x":2, "y":5},
+                {"label":"Enter", "x":3, "y":4, "h":2}
+            ]
+        }
+    }
+}